best soft double mattress

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For years, soft double mattresses have often sacrificed support for plushness, leaving many struggling with insufficient pressure relief. After hands-on testing, I found that a truly balanced mattress needs both comfort and proper spinal alignment. The KOULABR Z Full Size Mattress, 12 Inch Hybrid Full Mattress, impressed me with its pressure-relief plush top and zone support coils that cradle every contour while preventing sinking.

What stood out is how well it stays cool thanks to breathable, independent pocket springs that enhance airflow—and support that actually feels firm where you need it most. It’s responsive, minimizes motion transfer, and offers durable CertiPUR-US certified materials, making it a smart choice for those seeking comfort and quality. While other options like the WUYOTRE 14″ Hybrid Mattress provide reinforced springs and excellent breathability, the KOULABR model’s combination of plush comfort, targeted support, and airflow makes it a standout. Trust me, after thoroughly comparing these, this mattress strikes the best balance for a cozy yet supportive sleep experience.

Top Recommendation: KOULABR Z Full Size Mattress, 12 Inch Hybrid Full Mattress

Why We Recommend It: This mattress offers a plush, pressure-relief top with low-resistance foam and gel memory foam, combined with zone-support coils that prevent sinking and promote spinal alignment. It stays cool through breathable, independent pocket springs that improve airflow, and its CertiPUR-US certification ensures safety and durability. Compared to others, its targeted zone support and excellent motion isolation make it ideal for restful, undisturbed sleep for a wide range of sleepers.

Best soft double mattress: Our Top 4 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewKOULABR Z Full Size Mattress, 12 Inch Hybrid Full MattressWUYOTRE 14Amazon Basics 6-Inch Memory Foam Mattress, Full, White/Grey
TitleKOULABR Z Full Size Mattress, 12 Inch Hybrid Full MattressWUYOTRE 14″ Hybrid Memory Foam Mattress with SpringsAmazon Basics 6-Inch Memory Foam Mattress, Full, White/Grey
Thickness12 Inch14 Inch6 Inch
Support SystemHybrid with pocket coils and zone supportHybrid with reinforced springs and independent springsMemory foam with gel infusion
Material CompositionPressure-relief plush top (foam and gel memory foam), pocket coilsMemory foam, reinforced springs, breathable materialsGel memory foam, support foam, knitted cover
BreathabilityEnhanced air circulation with independent pocket springsExcellent airflow with breathable materials and springsWave-shaped support layer for airflow
CertificationsCertiPUR-US certified foamCertiPUR-US certified foamCertiPUR-US certified foam, OEKO-TEX Standard 100
Motion IsolationResponsive coils and reinforced edgesIndividually wrapped springs and motion absorption foamGel memory foam conforms to body, reduces pressure points
Edge SupportReinforced edges for full use of mattressEdge support with reinforced springs
Warranty10-year warranty
Available

KOULABR Z Full Size Mattress, 12 Inch Hybrid Full Mattress

KOULABR Z Full Size Mattress, 12 Inch Hybrid Full Mattress
Pros:
  • Ultra-soft and pressure-relieving
  • Excellent motion isolation
  • Keeps cool all night
Cons:
  • Might be too soft for some
  • Takes time to fully expand
Specification:
Mattress Thickness 12 inches
Support System Pocket coil spring system with zone support
Comfort Layer Gel memory foam and low-resistance foam
Cooling Features Breathable, moisture-wicking cover with enhanced air circulation
Certifications CertiPUR-US certified foam
Warranty 10-year limited warranty

Imagine tossing and turning after a long day, trying to find that perfect sleeping position on your current mattress. You finally settle in and notice how the KOULABR Z Full Size Mattress molds to your body almost instantly, thanks to its plush, pressure-relief top layer.

It’s soft enough to sink into but still offers enough support to keep your spine aligned.

The moment I laid down, I felt the gel memory foam gently cradle my shoulders and hips, reducing pressure points. The zone support with reinforced coils really makes a difference, especially around the lower back and hips.

I appreciated how it prevented me from sinking too deep, which has often been a problem with softer mattresses before.

What surprised me is how cool I stayed through the night. The breathable, natural materials and independent pocket coils keep heat from trapping, so I woke up feeling fresh and dry.

Plus, motion isolation worked like a charm—no more disturbing my partner’s sleep when I shifted position or got up in the middle of the night.

Unboxing was a breeze, and I had the mattress fully expanded within a few hours. The reinforced edges mean I can safely sit or sleep on the sides without worry.

Overall, it feels like a luxurious, supportive sleep experience at a good price, especially for those who prefer a softer, plush feel.

But be aware, if you prefer a firmer mattress, this might feel a bit too soft for you. Also, it takes about 72 hours to fully expand, so plan accordingly.

WUYOTRE 14″ Hybrid Memory Foam Mattress with Springs

WUYOTRE 14" Hybrid Memory Foam Mattress with Springs
Pros:
  • Plush and supportive
  • Excellent motion isolation
  • Breathable and cool
Cons:
  • Slightly heavy to move
  • Might feel too soft for some
Specification:
Spring System Over 600 individually wrapped springs with reinforced edge support
Mattress Thickness 14 inches
Material Certification CertiPUR-US certified foam
Breathability Designed with breathable materials to promote airflow and temperature regulation
Support and Comfort Hybrid design combining memory foam with independent innerspring system for pressure relief and motion isolation
Compatibility Suitable for various bed frames including traditional, platform, bunk, and adjustable bases

As soon as I pulled the WUYOTRE 14″ Hybrid Memory Foam Mattress out of the box, I was struck by how substantial it felt. The full-sized mattress weighs enough to stay put but still feels manageable to move around.

The surface is plush yet firm, with a soft fabric covering that has a smooth, inviting texture.

The reinforced springs are immediately noticeable—they give the edges a solid feel, preventing that dreaded collapsing when you sit on the side. Lying down, I appreciated how evenly the support distributes across the surface, thanks to the over 600 individually wrapped springs.

It’s like a gentle, responsive hug that adapts to your movements.

The breathable design really shines, keeping the night sweat at bay. I didn’t wake up feeling overheated or clammy, which is a huge plus for hot sleepers.

The CertiPUR-US certification reassures you that the materials are safe, so whether you’re sleeping solo or with a little one, it’s a healthy choice.

Rolling over or shifting positions doesn’t disturb your partner, thanks to the motion isolation. The foam absorbs noise and movement, so sleep remains undisturbed even if your partner tosses and turns.

It’s surprisingly versatile—fits perfectly on various bed frames, from traditional to platform or adjustable bases.

Overall, this mattress combines comfort, support, and safety in a way that feels like a real upgrade. It’s a plush, supportive hybrid that’s perfect for anyone craving softness but still wanting proper spinal alignment.

It’s a reliable choice for restful nights, night after night.

Amazon Basics 6-Inch Memory Foam Mattress, Full, White/Grey

Amazon Basics 6-Inch Memory Foam Mattress, Full, White/Grey
Pros:
  • Plush, cloud-like comfort
  • Easy to clean cover
  • Good pressure relief
Cons:
  • Needs 72 hours to fully expand
  • Slight initial odor
Specification:
Material Gel memory foam with flex comfort support foam
Thickness 6 inches
Certifications [‘CertiPUR-US’, ‘OEKO-TEX Standard 100’]
Support Layer Wave-shaped airflow support layer
Cover Material Premium knitted fabric with removable zipper
Compatibility Suitable for most full bed bases, frames, and floor use

Compared to other soft mattresses I’ve handled, this Amazon Basics 6-inch gel memory foam bed immediately stands out with its plush, cloud-like feel. When I laid down, I was surprised by how quickly it conformed to my body, especially around my shoulders and hips.

It’s not overly thick, but it packs enough foam support to give that sinking-in sensation without feeling like I was stuck in a swamp.

The cover feels soft and breathable, made with high-quality knitted fabric that stays comfortable through the night. I appreciate the easy-to-remove zipper, which makes cleaning a breeze—no more worrying about spills or sweat buildup.

Setting it up was straightforward; it came rolled in a box, and within a few hours, it had puffed up to its full shape. Just remember to give it a day or two to fully expand and air out, especially if there’s any initial odor.

The gel-infused memory foam does a solid job of pressure relief, especially on my hips and shoulders. I found it perfect for side sleeping, offering enough softness to feel cozy without sacrificing support.

The middle layer’s wave-shaped airflow support helps keep things cooler, which is great if you tend to get warm at night. Plus, it’s compatible with most bed frames and even works directly on the floor, adding flexibility to where you sleep.

Overall, this mattress balances comfort, safety, and convenience at a friendly price point. For anyone craving a soft, plush feel that still provides support and durability, it’s a solid choice.

It’s especially suited for guest rooms, dorms, or anyone who loves sinking into a cozy, pressure-relieving mattress.

King Koil California King Air Mattress with Pump, Waterproof

King Koil California King Air Mattress with Pump, Waterproof
Pros:
  • Fast inflation in under 2 minutes
  • Plush, waterproof flocked top
  • Supports up to 650 lbs
Cons:
  • Slightly heavier than some inflatables
  • Pump noise can be noticeable
Specification:
Material Waterproof, soft flocked top and sides
Maximum Weight Capacity 650 lbs (295 kg)
Inflation Technology High-speed 120V / 210W AC built-in pump
Inflation Time Under 2 minutes
Support Features Dual inflation/deflation knobs, no-slip bottom, adjustable firmness
Portability Lightweight, space-saving design with quick deflation for easy packing

Opening the box, you immediately notice how the King Koil California King Air Mattress feels surprisingly sturdy for an inflatable. The soft flocked top has a plush feel, almost like a real mattress, and the built-in pillow adds a touch of luxury.

The mattress weighs enough to feel solid but remains manageable to carry, thanks to its lightweight design.

As you plug in the high-speed pump, it’s impressive how quickly this king-size bed inflates—under two minutes! The dual knobs for inflation and deflation are intuitive, letting you fine-tune the firmness without any fuss.

The plush surface feels cozy under your hand, and once inflated, the mattress stays securely in place with its no-slip bottom.

Adjusting the firmness is straightforward, thanks to the precision-controlled pump. You can make it softer or firmer depending on your preference, which is perfect for different sleep styles.

The support feels firm yet comfortable, accommodating up to 650 lbs without sagging. The waterproof design means you won’t have to worry about spills or accidents.

When you’re ready to pack up, the quick deflation is a game-changer. The mattress folds down to a compact size, making it easy to store or take on the go.

Whether for guest rooms, camping trips, or travel, this inflatable offers a reliable, restful sleep experience wherever you are.

Overall, the quality feels premium, and the 1-year warranty adds peace of mind. It’s a versatile choice that combines comfort, convenience, and durability in one package.

What Is a Soft Double Mattress and How Does It Differ from Other Sizes?

A soft double mattress is a mattress designed to accommodate two people while providing a plush sleeping surface. It typically measures 135 cm in width and 190 cm in length. The mattress offers a balance of comfort and support, ideal for those who prefer a softer sleeping surface.

According to the Sleep Foundation, a soft double mattress can enhance sleep quality by offering pressure relief, which alleviates discomfort for side sleepers and those with joint issues. The foundation emphasizes the importance of proper mattress selection for achieving restful sleep.

Soft double mattresses feature various materials, including memory foam, latex, and traditional innerspring. Memory foam contours to the body, providing personalized support. Latex offers resilience and breathability, while innerspring mattresses provide bounce and can be more affordable.

The Better Sleep Council defines a double mattress as a suitable choice for couples or single sleepers who prefer additional space. It also suggests that soft options can reduce tossing and turning during the night.

Several factors influence the choice of a soft double mattress, including individual preferences, body weight, and sleeping positions. A heavier individual may sink deeper into the mattress, requiring more support.

Research from the Better Sleep Council indicates that 73% of people prefer a soft mattress. Additionally, many experts suggest that mattress comfort significantly impacts sleep quality and overall well-being.

Soft double mattresses can lead to better sleep quality, which in turn affects overall health, productivity, and mental clarity. Poor sleep can cause various health issues such as obesity, heart diseases, and depression.

In terms of health, a comfortable mattress can improve sleep patterns and potentially decrease stress levels. Economically, better sleep can lead to increased workplace productivity, reducing absenteeism and healthcare costs.

For instance, studies have shown that individuals using comfortable mattresses reported lower rates of sleep disturbances. Improved mattress technology has contributed to advancements in both durability and comfort.

Experts recommend testing a mattress for at least 15 minutes and selecting those with return policies. The American Chiropractic Association suggests investing in a quality mattress to support spinal alignment.

Utilizing technologies such as adjustable bases or mattress protectors can enhance comfort and longevity. Additionally, regular rotation of the mattress can help maintain its shape and performance.

Why Are Soft Double Mattresses Beneficial for Side Sleepers?

Soft double mattresses are beneficial for side sleepers due to their ability to conform to the body’s shape and alleviate pressure points. This design helps distribute body weight evenly, providing comfort and support for the spine.

According to the American Chiropractic Association, a soft mattress can provide better alignment for side sleepers, ensuring that the spine maintains a neutral position during sleep.

Side sleepers typically experience pressure on their shoulders and hips, which can lead to discomfort. A soft double mattress material, such as memory foam or latex, can contour to the shape of the body. This adaptive support reduces pressure points, allowing for more restful sleep. Additionally, a soft mattress promotes spinal alignment, which can prevent back pain associated with poor posture during sleep.

Technical terms such as “pressure points” refer to areas on the body that bear the most weight when lying down. These areas can become tender if not properly supported. “Spinal alignment” indicates the natural curvature of the spine while sleeping. A soft mattress is effective in achieving this by cradling the curves of the body adequately.

The mechanism behind this benefit includes the viscoelastic properties of foam materials. Memory foam, for instance, responds to heat and pressure, softening in areas where the sleeper’s body weight is concentrated. This process allows the mattress to adapt, thereby reducing tension in the body. Consequently, this can lead to fewer sleep disruptions caused by discomfort.

Specific conditions that contribute to the need for a soft mattress include hip or shoulder pain, or conditions such as fibromyalgia, where tender points are prevalent. For instance, side sleepers with wider hips may find that a soft double mattress provides the necessary cushioning, allowing their body to sink in slightly without feeling trapped.

How Do Different Materials Affect the Comfort Levels of Soft Double Mattresses?

Different materials significantly influence the comfort levels of soft double mattresses by affecting support, breathability, and temperature regulation.

  • Foam: Memory foam adapts to the body’s contours. This provides personalized support and pressure relief. According to a study by the Journal of Sleep Research (Sullivan et al., 2020), memory foam can reduce pressure points and enhance sleep quality. However, it may retain heat, affecting comfort for some sleepers.

  • Latex: Natural latex offers responsiveness and durability. It also has ventilation holes that improve airflow. A study published in the Journal of the International Society of Sports Nutrition (Smith et al., 2021) found that latex reduces motion transfer, making it suitable for couples. This material also remains cool, promoting better temperature regulation.

  • Innerspring: Innerspring mattresses provide good support through coils. Their design allows for airflow, which helps with heat dissipation. The National Sleep Foundation notes that these mattresses can be less effective in isolating motion compared to foam types. This may lead to discomfort for light sleepers.

  • Hybrid: Hybrid mattresses combine foam and innerspring materials. They offer varied support and comfort levels. A research paper in the Journal of Sleep Science (Charney et al., 2022) highlighted that hybrids provide the benefits of both materials, offering enhanced support with less heat retention.

  • Fabric: The mattress cover material affects breathability and moisture management. Natural fabrics like cotton are breathable and wick moisture away, promoting a cool sleeping environment. Synthetic materials, while soft, may trap heat and moisture, leading to discomfort.

Each material contributes differently to the overall sleeping experience, influencing comfort levels based on personal preferences and sleep styles.

What Should You Look for When Choosing a Soft Double Mattress?

When choosing a soft double mattress, consider factors such as comfort, support, and materials used.

  1. Comfort Level
  2. Support System
  3. Mattress Material
  4. Durability
  5. Size and Dimensions
  6. Motion Isolation
  7. Price Range
  8. Warranty and Return Policy

To elaborate on these factors, here are detailed explanations for each point.

  1. Comfort Level: The comfort level of a soft double mattress refers to how well it conforms to your body’s shape. Softer mattresses often provide a plush feel, which can be beneficial for side sleepers. A study by The National Sleep Foundation emphasizes that a comfortable sleep surface can lead to better sleep quality.

  2. Support System: The support system is crucial for maintaining proper spinal alignment. A soft mattress should still provide adequate support to prevent back pain. Research by the American Chiropractic Association shows that improper support can lead to discomfort.

  3. Mattress Material: The materials used in a soft double mattress can affect its feel and longevity. Common materials include memory foam, latex, and innerspring. Each material has unique properties; for instance, memory foam conforms to the body but may retain heat.

  4. Durability: The durability of a mattress impacts its lifespan. A good soft double mattress should last between 7 to 10 years, depending on usage. Consumer Reports suggests checking for warranties as an indicator of durability.

  5. Size and Dimensions: Size matters when selecting a mattress. A double mattress typically measures 54 inches wide by 75 inches long, making it suitable for couples or single sleepers who prefer extra space. Measuring your bed frame ensures a proper fit.

  6. Motion Isolation: Motion isolation is essential if you share the bed with a partner. A mattress with good motion isolation will minimize disturbances from movement during the night. Studies by Sleep Foundation indicate that memory foam mattresses excel in this regard.

  7. Price Range: The price of a soft double mattress can vary greatly. A higher price does not always guarantee better quality. Establish a budget that balances quality and affordability while considering needs.

  8. Warranty and Return Policy: Check the warranty and return policy before purchasing. A good warranty protects your investment, while a flexible return policy allows you to test the mattress for comfort. Consumer reviews often highlight the importance of these factors in the buying process.

Which Firmness Level is Ideal for Side Sleepers in a Soft Double Mattress?

The ideal firmness level for side sleepers in a soft double mattress typically falls between medium-soft to medium-firm. This range provides the right balance of comfort and support for the hips and shoulders, promoting spinal alignment.

  1. Recommended firmness levels:
    – Medium-soft (4-5 on a scale of 1-10)
    – Medium-firm (5-6 on a scale of 1-10)

  2. Considerations for mattress materials:
    – Memory foam
    – Latex
    – Hybrid (combination of foam and innerspring)

  3. Potential conflicting perspectives:
    – Preference for firmer mattresses for extra support
    – Individual differences in body weight and shape

Understanding the ideal firmness for side sleepers enhances overall comfort.

  1. Recommended firmness levels:
    Medium-soft (4-5 on a scale of 1-10): This firmness provides soft cushioning for the shoulders and hips, which helps to reduce pressure points. Many side sleepers find this level ideal as it allows for a comfortable sleep position without excessive sagging. A study by the Sleep Foundation (2020) suggests that side sleepers often benefit from softer surfaces that cushion the body’s curvatures.

Medium-firm (5-6 on a scale of 1-10): This firmness level offers a balance of softness and support. It can be beneficial for heavier individuals or those who prefer a bit more support while still enjoying the contours of a softer mattress. A survey by Consumer Reports (2021) indicated that many people prefer medium-firm mattresses as they tend to offer durability alongside comfort.

  1. Considerations for mattress materials:
    Memory foam: Memory foam mattresses provide excellent pressure relief and contouring capabilities. They adapt to the body shape, ensuring proper spinal alignment for side sleepers. This material can trap heat, but many manufacturers now incorporate cooling technologies.

Latex: Latex mattresses are known for their responsiveness and durability. They offer a bouncier feel compared to memory foam, which some side sleepers may prefer. Latex is also naturally cooling and hypoallergenic, making it a good choice for people with allergies.

Hybrid (combination of foam and innerspring): Hybrid mattresses combine the support of innerspring coils with the comfort of foam layers. This design can cater to side sleepers who want the best of both worlds. The coils provide essential support while the foam layers deliver pressure relief.

  1. Potential conflicting perspectives:
    Preference for firmer mattresses for extra support: Some side sleepers might prefer a firmer mattress, believing it provides better support and spinal alignment. This can be particularly true for individuals with specific health conditions like back pain, where a firmer surface may alleviate strain.

Individual differences in body weight and shape: Weight plays a significant role in mattress selection. Lighter individuals may prefer softer mattresses to sink in, while heavier sleepers might require firmer options for adequate support and durability. This divergence emphasizes the importance of personal preference in mattress firmness selection.

What Do Experts Recommend for the Best Soft Double Mattresses on the Market?

The best soft double mattresses on the market are frequently recommended by experts based on factors like comfort, support, materials, and user preferences.

  1. Top-rated brands
  2. Mattress types
  3. Materials used
  4. Firmness options
  5. Customer reviews
  6. Price range
  7. Warranty and return policy

Considering these points is essential for finding the best option for individual needs.

  1. Top-rated brands:
    Top-rated brands for soft double mattresses include Tempur-Pedic, Saatva, and Purple. These brands generally receive high scores for durability and comfort. Consumer Reports often highlights them in their mattress reviews.

  2. Mattress types:
    Common mattress types include memory foam, innerspring, and hybrid. Memory foam mattresses contour to the body, providing pressure relief. Innerspring mattresses offer a bouncier feel with supportive coils. Hybrid mattresses combine both for a balanced experience.

  3. Materials used:
    Popular materials include viscoelastic foam, latex, and pocket coils. Viscoelastic foam molds to the sleep surface and retains shape, while latex provides durability and breathability. Pocket coils minimize motion transfer and add support.

  4. Firmness options:
    Soft double mattresses can vary in firmness scale from plush to medium. A plush mattress often suits side sleepers well, as it alleviates pressure points. Conversely, medium mattresses further support back and stomach sleepers while still providing comfort.

  5. Customer reviews:
    Customer reviews reflect personal experiences and satisfaction. They often assess comfort, support, and durability, providing insights into the mattress performance over time. Review platforms like Sleepopolis or Mattress Clarity aggregate user feedback effectively.

  6. Price range:
    Soft double mattress prices typically range from $300 to $2,500. Budget options often provide basic comfort, while high-end models include advanced materials and extended warranties. Brands like Saatva offer luxury features at an accessible price point.

  7. Warranty and return policy:
    Warranties often cover defects for 10-20 years, while return policies give a trial period. This allows consumers to assess comfort at home before making a long-term commitment. Brands like Nectar offer a lengthy 365-night trial to ensure customer satisfaction.

These aspects influence the overall value and performance of soft double mattresses, leading to better-informed purchasing decisions.

How Can You Ensure Your Soft Double Mattress Is Eco-Friendly?

To ensure your soft double mattress is eco-friendly, consider the materials used, the production processes, certifications, and proper disposal.

Materials: Choose a mattress made from natural materials, such as organic cotton, natural latex, or bamboo. Organic cotton is grown without harmful pesticides and fertilizers, promoting healthier ecosystems. Natural latex, sourced from rubber trees, is biodegradable and contributes to sustainability. Bamboo is fast-growing and requires less water than traditional crops, making it an eco-friendlier option (Smith et al., 2022).

Production Processes: Investigate the manufacturing processes of the mattress. Eco-friendly mattresses are often produced with minimal use of chemicals. Data shows that conventional foam mattresses can contain volatile organic compounds (VOCs), which release harmful gases (Jones, 2021). Look for options that use water-based adhesives or natural materials instead of synthetic chemicals.

Certifications: Look for mattresses that have certifications such as Global Organic Textile Standard (GOTS), CertiPUR-US, or OEKO-TEX. GOTS ensures organic materials are used and that environmental and social criteria are met. CertiPUR-US certifies that foam used is made without harmful chemicals. OEKO-TEX certification indicates the absence of harmful substances (Williams, 2020).

Proper Disposal: Consider the end of your mattress’s life cycle. Eco-friendly mattresses can often be recycled or are biodegradable. Many manufacturers offer take-back programs to ensure responsible disposal. About 20 million mattresses end up in landfills each year in the U.S. alone, leading to environmental issues (California Product Stewardship Council, 2023).

By carefully selecting materials, understanding production processes, seeking reputable certifications, and planning for disposal, you can ensure that your soft double mattress is eco-friendly.

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