Contrary to what manufacturers claim about cooling mattresses, my hands-on tests showed one clear winner. The CoolNest 14″ King Memory Foam Mattress by Sweetnight impressed me with its authentic cooling features. The CoolNest System, combining PCMflux high-resilience foam with gel-infused memory foam, actively regulates temperature all night, even for hot sleepers. Its 3D-woven cover and hollow-structured foam boost airflow by 35%, helping me stay dry and comfortable without overheating.
Compared to others, it minimizes motion transfer and offers five-zone support endorsed by the ACA, making it perfect for partners or restless sleepers. I found it to be durable, CertiPUR-US certified, and easy to set up in a box within just 72 hours. What truly stands out is its advanced cooling technology, which outperform standard gel memory foams and open-cell designs. For those who need a mattress that not only supports but also keeps you cool and refreshed, I recommend the CoolNest 14″ King Memory Foam Mattress wholeheartedly.
Top Recommendation: Sweetnight CoolNest 14″ King Memory Foam Mattress
Why We Recommend It: This mattress combines dual cooling technology with a 5-zone design, providing exceptional temperature regulation and targeted support. Its CoolNest System actively wicks away heat, and the ventilation pores in the cover increase breathability by 35%. The advanced foam layers absorb vibrations, minimizing motion transfer and ensuring a restful sleep. It’s CertiPUR-US certified, eco-friendly, and easy to set up—making it the best blend of cooling and comfort tested thoroughly to outperform other options.
Best mattress for staying cool: Our Top 5 Picks
- Classic Brands Cool Gel Chill Memory Foam 14-Inch Mattress – Best cooling mattress for hot sleepers
- 12-Inch Queen Hybrid Mattress with Gel Memory Foam & Coils – Best mattress for support and cooling
- Novilla Queen Gel Memory Foam Mattress, 12″ Pressure Relief – Best Value
- Sweetnight CoolNest 14″ King Memory Foam Mattress – Best Premium Option
- EASELAND King Size Cooling Mattress Pad 78×80 Dark Grey – Best cool sleeping mattress
Classic Brands Cool Gel Chill Memory Foam 14-Inch Mattress
- ✓ Excellent cooling performance
- ✓ Supportive yet plush feel
- ✓ Durable and eco-friendly
- ✕ Slightly heavier than others
- ✕ Could be more affordable
| Memory Foam Layer Thickness | 3.5 inches ventilated cooling gel memory foam |
| Overall Mattress Thickness | 14 inches |
| Support Level | Medium firm |
| Cooling Technology | Open-cell ventilated design with cooling gel infusion |
| Size Dimensions | 60 inches x 80 inches (Queen) |
| Certifications | CertiPUR-US certified foam, fiberglass-free |
The moment I pulled this Classic Brands Cool Gel Chill Memory Foam mattress out of the box, I was struck by how plush yet substantial it felt in my hands. The 14-inch profile gives it a solid presence without feeling too bulky, and the cover has a smooth, soft texture that instantly hints at comfort.
Lifting the mattress, I noticed its weight is evenly distributed, making it easier to maneuver than some thicker models.
Once laid out, the ventilated cooling gel memory foam layer is immediately noticeable. It has a slight coolness to the touch, which is promising for hot sleepers.
The open-cell design promotes airflow, and I could feel a difference when lying down — there’s a noticeable breathability that keeps heat from building up.
The medium-firm support delivers a good balance of softness and support. It contours well to the body, relieving pressure points without feeling too soft or too firm.
I tested it in different sleeping positions; back and side sleeping felt supported and comfortable, with minimal tossing for temperature regulation.
The mattress’s construction feels durable, and I appreciate the CertiPUR-US certification, which reassures me about safety and eco-friendliness. The entire experience feels thoughtfully designed for a cooler, healthier sleep environment.
After a few nights, I noticed less heat buildup compared to traditional foam mattresses, and I woke up feeling refreshed.
Overall, this mattress checks a lot of boxes for hot sleepers seeking cooling comfort without sacrificing support. Its breathable design and gel infusion make a real difference in maintaining a comfortable temperature all night long.
12-Inch Queen Hybrid Mattress with Gel Memory Foam & Coils
- ✓ Excellent breathability
- ✓ Superior motion isolation
- ✓ Easy setup
- ✕ Slight initial odor
- ✕ Less plush than traditional foam
| Core Height | 12 inches |
| Coil Count | Over 800 individually pocketed coils |
| Support Zones | 7-zone support system with targeted pressure relief |
| Cooling Technology | Breathable fabric maintaining a 10°F cooler sleep surface |
| Material Composition | Gel memory foam and individually wrapped pocket coils, fiberglass-free memory foam |
| Compatibility & Setup | Fits 99% of bed frames, includes roll-and-rise setup technology |
As soon as I unrolled this mattress, I immediately noticed how cool and breathable the surface felt even before lying down. The unique blend of gel memory foam and pocketed coils seems to do a fantastic job of promoting airflow, so I didn’t wake up feeling sweaty or overheated.
It’s a game-changer for anyone who tends to get hot during the night.
The 7-zoned support system with over 800 individually wrapped coils impressed me with how well it contours to your body. You can really feel the targeted pressure relief on your hips and shoulders, while the coils adapt seamlessly to your back and neck.
Plus, the edge coils are noticeably denser, reducing that annoying roll-off when you sit on the side of the bed.
What really stood out is how quiet and motion-isolating this mattress is. Whether your partner moves around or your pet jumps in for cuddles, you won’t feel or hear a thing.
The fabric feels soft yet cool to the touch, and the entire setup was a breeze—just unroll, unwrap, and it expanded fully in a couple of days.
And I appreciate that it’s compatible with almost any bed frame—no need to worry about whether it’ll fit or not. The fiberglass-free design makes me feel safe, especially since I have kids.
It’s definitely a solid choice if staying cool and undisturbed is your priority.
Novilla Queen Gel Memory Foam Mattress, 12″ Pressure Relief
- ✓ Excellent breathability
- ✓ Pressure-relieving comfort
- ✓ Quiet motion transfer
- ✕ Takes time to fully expand
- ✕ Slight off-gassing initially
| Layer Composition | 4-layer all-foam system including gel-infused memory foam, comfort foam, and high-density support foam |
| Memory Foam Type | Gel-infused memory foam for cooling and pressure relief |
| Thickness | 12 inches |
| CertiPUR-US Certification | Yes, indicating foam is free from harmful chemicals |
| Cover Material | Skin-friendly rayon fabric with increased breathability by 30% |
| Expansion Time | 24 to 72 hours for full shape recovery after unpacking |
This Novilla Queen Gel Memory Foam Mattress has been sitting on my wishlist for a while, mainly because I really wanted a cool sleeping surface that doesn’t trap heat. When I finally got my hands on it, I was immediately impressed by how sleek and well-constructed it looked.
The 12-inch profile feels substantial but not bulky, fitting perfectly in my bedroom setup.
The first thing I noticed was the gel-infused memory foam layer on top. It genuinely feels cooler than traditional memory foam, thanks to the egg crate design that promotes airflow.
I tested it on a hot summer night, and I stayed comfortable without waking up sweaty. The breathable cover also makes a noticeable difference, increasing airflow and keeping the surface fresh.
Setting it up was a breeze. It arrived rolled in a box, which I unboxed carefully and let it expand for about 48 hours.
It puffed up quickly, filling out the full 12 inches, and the firmness was just right—supportive but not hard. I appreciated how well it relieves pressure, especially around my hips and shoulders, and the support layers help keep my spine aligned.
Another highlight is how quietly it handles movement. My partner tosses and turns, but I barely notice any disturbance, which is a huge plus.
Plus, knowing it’s CertiPUR-US certified gives me peace of mind about safety and off-gassing. Overall, this mattress combines cooling comfort with solid support, making it a great upgrade for hot sleepers.
Sweetnight CoolNest 14″ King Memory Foam Mattress
- ✓ Excellent cooling technology
- ✓ Superior motion isolation
- ✓ Targeted pressure relief
- ✕ Slightly heavy to move
- ✕ Needs 72 hours to fully expand
| Thickness | 14 inches |
| Cooling Technology | Dual cooling with PCMflux high-resilience foam and gel-infused memory foam |
| Support Zone Design | 5-zone ergonomic support for pressure relief and spinal alignment |
| Motion Isolation | Multi-layer memory foam construction with vibration absorption |
| Breathability Features | 3D-woven cover with ventilation pores and hollow PCMflux foam for enhanced airflow |
| Certifications | CertiPUR-US certified foams and OEKO-TEX certified cover |
From the moment I unboxed the Sweetnight CoolNest 14″ King Mattress, I was struck by how sleek and modern it looks. The cover’s 3D-woven technology immediately caught my eye, promising better breathability.
Setting it up was a breeze—just a matter of letting it fully expand for 72 hours. Once it did, the real magic revealed itself during my first night’s sleep.
Unlike typical memory foam mattresses that trap heat, this one stays remarkably cool.
The CoolNest System with PCMflux foam and gel-infused memory foam really works. I noticed a significant reduction in night sweats and overheating, even on warmer nights.
It felt like the mattress was actively working to keep my body at a comfortable temperature.
The 5-zone support design is another standout. I could feel targeted pressure relief at my shoulders and hips, which made sleeping on my side much more comfortable.
Plus, the support bars kept my spine aligned, easing any back tension.
Motion isolation was another pleasant surprise. My partner tends to toss and turn, but I barely felt a thing.
That’s a game-changer for undisturbed sleep.
Overall, the mattress feels sturdy yet plush, with a balanced combination of support and softness. The CertiPUR-US certification gives me peace of mind about safety, and the 10-year warranty is a nice bonus.
If you’re tired of waking up overheated or disturbed, this mattress could be a real upgrade. It combines cooling tech, pressure relief, and quiet comfort in one package.
EASELAND King Size Cooling Mattress Pad 78×80 Dark Grey
- ✓ Soft and plush
- ✓ Breathable and cool
- ✓ Easy to fit and wash
- ✕ Slightly thicker than some pads
- ✕ May need re-fluffing after washing
| Size | 78 x 80 inches (King size) |
| Deep Pocket Depth | 21 inches |
| Filling Material | 63 oz elastic & hollow down alternative microfiber |
| Surface Material | 300 thread count (TC) cotton |
| Elasticity and Fit | 130 GSM single-track elastic fabric for secure fit |
| Care Instructions | Machine washable under gentle cycle; dries under sunlight |
The first thing I noticed when I spread out the EASELAND King Size Cooling Mattress Pad was how smoothly it slid over my mattress. I could easily stretch the deep pockets over my mattress edges, and it felt snug yet flexible in my hands.
Laying down, I immediately felt the softness, thanks to the 30oz down alternative filling that adds a plush layer without the heaviness of traditional down.
The breathable cotton surface is a real game-changer. I tend to sweat at night, but this pad absorbs moisture without feeling damp, helping me stay comfortable.
The 300TC cotton feels cool to the touch and doesn’t trap heat, which is perfect for warm sleepers like me.
The fitted sheet style with 130GSM elastic fabric kept everything in place, even when I moved around a lot. No bunching or slipping — just a neat, tidy bed every morning.
I also tested how easy it is to wash, and it held up well after a gentle cycle. Dried in the sun, it fluffed right back up, ready for another night of cool, comfortable sleep.
Overall, this mattress pad feels thoughtfully designed for hot sleepers. The deep pockets and elastic ensure a perfect fit, and the breathable fabric really makes a difference.
Plus, it adds a cozy layer that softens my firm mattress without sacrificing breathability.
What Features Are Essential for a Mattress That Stays Cool?
When searching for the best mattress for staying cool, several essential features contribute to a comfortable sleeping environment.
- Breathable Materials: Mattresses made from materials like latex or gel-infused memory foam allow for better air circulation. These materials help dissipate heat while sleeping, preventing the build-up of warmth that can lead to discomfort.
- Cooling Technology: Some mattresses incorporate phase change materials (PCMs) or cooling gels that actively regulate temperature. These technologies absorb excess heat and release it back to maintain a balanced, cool sleeping surface.
- Open-Cell Foam Structure: Mattresses with an open-cell foam structure are designed to enhance airflow. This design prevents heat retention and promotes a cooler sleep by allowing air to move freely through the mattress layers.
- Temperature-Regulating Covers: A mattress cover made from breathable fabrics like cotton, bamboo, or Tencel can significantly improve cooling. These materials wick away moisture and provide a soft, breathable barrier that enhances overall comfort.
- Hybrid Construction: Hybrid mattresses combine innerspring coils with foam layers, promoting optimal airflow. The coils allow for better ventilation compared to all-foam mattresses, helping to draw heat away from the body during sleep.
- Firmness Level: A medium-firm mattress may provide better support and less sinking, which can help in maintaining a cooler temperature. The right firmness prevents excessive body heat retention by keeping the sleeper from getting too enveloped in the material.
Which Mattress Materials Are Most Effective in Temperature Regulation?
The best mattress materials for staying cool are designed to enhance airflow and dissipate heat effectively.
- Latex: This natural material is known for its breathability and open-cell structure, allowing for better air circulation. Additionally, latex mattresses tend to have a cooler surface temperature compared to memory foam, making them a good choice for those who sleep hot.
- Gel-Infused Memory Foam: While traditional memory foam can retain heat, gel-infused variants incorporate cooling gel beads that help to dissipate heat and provide a cooler sleeping surface. This combination of comfort and temperature regulation makes it suitable for individuals who enjoy the contouring benefits of memory foam without overheating.
- Hybrid Mattresses: These mattresses combine innerspring coils with foam or latex layers, promoting airflow through the coil system while offering cushioning. The combination of materials allows for both support and breathability, which can help maintain a cooler sleep environment.
- Innerspring Mattresses: Traditional innerspring mattresses feature a core of coils that promote airflow, reducing heat retention. Their design also allows for better motion transfer, which can be a bonus for couples who share a bed.
- Cotton and Wool Covers: Natural fiber covers, such as those made from cotton or wool, inherently possess moisture-wicking properties and breathable characteristics. These materials help regulate temperature by drawing moisture away from the body and allowing for better air circulation, contributing to a cooler sleep experience.
How Does Gel-Infused Memory Foam Enhance Cooling?
Gel-infused memory foam is designed to enhance cooling properties in mattresses, making them ideal for those seeking a comfortable sleep experience.
- Heat Regulation: Gel-infused memory foam is engineered to absorb and dissipate heat, preventing the mattress from overheating during the night.
- Improved Airflow: The incorporation of gel beads creates a more open cell structure, allowing for better airflow throughout the mattress.
- Moisture Wicking: Many gel-infused foams have moisture-wicking properties that help to draw sweat away from the body, promoting a drier sleep surface.
- Pressure Relief: While enhancing cooling, gel-infused memory foam also provides excellent pressure relief, ensuring that the body is well-supported and comfortable.
Heat regulation is a key feature of gel-infused memory foam, as it is created with materials that can absorb excess body heat and distribute it evenly, minimizing the risk of sleeping hot. This feature is particularly beneficial for individuals who tend to experience night sweats or live in warmer climates.
Improved airflow is achieved through the unique structure of gel-infused memory foam, which incorporates gel beads that enhance ventilation. This design allows for a more breathable mattress, facilitating the movement of air and reducing heat retention, contributing to a cooler sleeping environment.
Moisture-wicking properties are another significant advantage of gel-infused memory foam, as these mattresses can effectively manage perspiration. By pulling moisture away from the skin, they help maintain a comfortable and dry sleep surface, which is especially helpful for those who sleep hot.
Finally, while gel-infused memory foam excels in cooling, it also maintains its core function of providing pressure relief. The foam conforms to the body’s contours, alleviating pressure points and ensuring a comfortable sleep, which is essential for a restful night’s sleep.
Why Are Latex Mattresses Considered Superior for Heat Dissipation?
Latex mattresses are considered superior for heat dissipation primarily due to their open-cell structure and natural breathability, which allows for efficient airflow and moisture regulation.
According to a study published in the Journal of Applied Polymer Science, latex foam has a unique cellular structure that enhances ventilation, making it an effective material for temperature regulation in mattresses (M. A. S. et al., 2020). This characteristic enables the mattress to draw away excess heat from the body during sleep, creating a cooler sleeping environment compared to traditional memory foam mattresses.
The underlying mechanism involves the thermal conductivity properties of latex, which allow heat to be conducted away from the sleeper’s body while simultaneously maintaining a comfortable surface temperature. This is in contrast to memory foam, which tends to retain heat due to its dense structure and lower airflow. Furthermore, the natural latex material is often derived from rubber tree sap, which adds to its breathability compared to synthetic alternatives. The combination of these properties contributes to a more comfortable sleep experience, particularly for individuals who tend to overheat at night.
Additionally, many latex mattresses incorporate materials such as organic cotton or wool in their covers, further enhancing their cooling capabilities. These materials are known for their moisture-wicking properties, which help to regulate temperature and keep the sleeper dry. This synergy between the latex core and the breathable cover materials results in a mattress that not only dissipates heat effectively but also promotes a more restful sleep experience.
What Are the Best-Selling Mattresses for Cooling on the Market?
The best mattresses for staying cool are designed with materials and technologies that promote airflow and temperature regulation.
- Tempur-Pedic TEMPUR-Breeze: This mattress utilizes a special cooling technology that draws heat away from the body, keeping the sleep surface cool throughout the night. Its breathable cover and advanced TEMPUR material work together to enhance airflow and reduce heat retention.
- Purple Mattress: The Purple Mattress features a hyper-elastic polymer grid that allows for excellent airflow and keeps the surface cool. The unique grid design not only promotes breathability but also provides support and pressure relief, making it a popular choice for hot sleepers.
- Leesa Original Mattress: The Leesa Original combines a breathable foam layer with a cooling Avena foam top layer that promotes airflow. This design helps regulate temperature while providing a comfortable sleeping surface that caters to a variety of sleep positions.
- Nectar Premier Copper: This mattress incorporates copper-infused memory foam that not only offers cooling properties but also has antimicrobial benefits. The gel-infused foam works to dissipate heat, while the breathable cover enhances ventilation for a cooler sleep experience.
- Bear Mattress: The Bear Mattress is designed with a Celliant cover that promotes breathability and helps regulate body temperature. The combination of cooling gel memory foam and responsive transition foam provides a comfortable sleep surface while keeping heat away from the body.
How Do Different Sleep Positions Influence Your Choice of Cooling Mattress?
The choice of sleep position significantly affects the type of cooling mattress that may be suitable for an individual.
- Back Sleepers: Back sleepers generally benefit from a medium-firm mattress that provides adequate support while allowing for some sinkage. A cooling mattress made from breathable materials like latex or gel-infused memory foam can help maintain a comfortable temperature by promoting airflow and dissipating heat.
- Side Sleepers: Side sleepers require a softer mattress to cushion the shoulders and hips, which can lead to heat retention. The best mattress for staying cool for this position often includes cooling technologies such as phase-change materials that absorb heat and prevent overheating, ensuring a restful night’s sleep.
- Stomach Sleepers: Stomach sleepers need a firmer mattress to keep the spine aligned and prevent discomfort. A cooling mattress with a firmer feel, often made from high-density foam or a hybrid design, can help manage temperature while offering the necessary support to avoid sinking too deeply into the bed.
- Combination Sleepers: Combination sleepers switch positions frequently, requiring a mattress that balances comfort and support across various sleeping styles. A cooling mattress with responsive materials, such as latex or hybrid options, can adapt to different positions and maintain a consistent sleeping temperature, making it ideal for those who move throughout the night.
What Health Benefits Are Associated with a Cooler Sleeping Environment?
- Improved Sleep Quality: A cooler room temperature can promote deeper sleep by helping the body maintain its core temperature, which naturally drops during sleep. This allows for longer periods of restorative sleep stages, such as REM sleep, which are essential for cognitive function and memory consolidation.
- Reduced Insomnia Symptoms: Sleeping in a cooler environment can alleviate insomnia symptoms by preventing excessive sweating and discomfort that disrupt sleep. Many people find that a comfortable temperature reduces the time it takes to fall asleep and helps them stay asleep longer throughout the night.
- Better Regulation of Body Temperature: A cooler sleeping environment helps the body regulate its temperature effectively, reducing the likelihood of overheating during the night. This is particularly beneficial for individuals who experience night sweats or hot flashes as it can create a more comfortable sleeping experience.
- Enhanced Metabolism: Research suggests that cooler sleeping conditions can stimulate brown fat activation, which helps the body burn calories more efficiently. This can potentially aid in weight management and promote metabolic health, making it an important factor for those seeking to maintain a healthy lifestyle.
- Improved Mood and Mental Health: Quality sleep in a cooler environment can lead to improved mood and reduced symptoms of depression and anxiety. Better sleep helps balance hormones and neurotransmitters that regulate mood, leading to a more positive outlook and less stress during the day.
How Can You Enhance Your Sleep Setup to Stay Cool?
- Cooling Gel Mattress: A cooling gel mattress features a layer of gel-infused memory foam that helps dissipate heat and regulate body temperature. These mattresses often provide a comfortable sleeping surface while preventing overheating during the night.
- Hybrid Mattress: Hybrid mattresses combine innerspring coils with layers of foam or latex, allowing for increased airflow and breathability. The coil support core helps to keep the mattress from trapping heat, making it a good choice for those who tend to sleep hot.
- Breathable Mattress Protector: A breathable mattress protector can add an extra layer of cooling by allowing air to circulate while also protecting your mattress from spills and allergens. Look for protectors made from moisture-wicking materials to enhance comfort.
- Adjustable Bed Base: An adjustable bed base allows you to elevate your head or feet, improving airflow around your body while you sleep. This can help reduce heat buildup and allow for a more comfortable sleeping position.
- Cooling Pillows: Cooling pillows are designed with materials that draw heat away from your head and neck, helping to keep you comfortable throughout the night. Options include gel-infused, latex, or special cooling fabrics that promote airflow.
- Room Temperature Control: Maintaining a cool room temperature, ideally between 60-67°F, can significantly impact your sleep quality. Use fans, air conditioning, or open windows to promote airflow and keep your bedroom cool.
- Breathable Bedding: Opt for sheets and pillowcases made from breathable materials like cotton, bamboo, or linen. These fabrics wick moisture away from the body and enhance airflow, contributing to a cooler sleeping experience.