What are the best mattresses for staying cool at night?

Here’s a list of the best mattresses for staying cool at night, detailing their cooling technologies, material composition, and firmness suitability.

Koala Plus Mattress

Why Koala Plus Mattress is a good choice

• Uses CoolThread™ and Cooling Gel Kloudcell® for heat dissipation.
• Flippable topper and five support zones for custom comfort and durability.
• Medium-firm or firm, ideal for back, side, and stomach sleepers.

The Koala Plus Mattress is designed with cooling features such as a CoolThread™ quilted topper, which uses moisture-wicking fibres to help regulate temperature. Its comfort layer contains Cooling Gel Kloudcell®, a breathable foam intended to enhance airflow and reduce heat retention. Constructed as an all-foam mattress, it features a double-sided Kloudcell® layer that can be flipped for medium-firm or firm support. One side of the included topper is made with CoolThread™ fabric for summer, while the other uses organic cotton for cooler nights. The firmness options are suitable for various sleep positions, offering customisable support and comfort.

Origin Hybrid Pro Mattress

Why Origin Hybrid Pro Mattress is a good choice

• Combines PolarSilk Tencel™, Graphite Crystal™ latex, and HexaGrid™ Plus for cooling.
• Titanium springs and microcoils add targeted support and airflow.
• Medium-firm, suitable for all sleep positions with balanced contouring.

The Origin Hybrid Pro Mattress features a range of cooling technologies, including a PolarSilk Tencel™ cover that promotes airflow and helps maintain a cool surface. It also incorporates Graphite Crystal™ latex foam to absorb heat and wick away moisture, and a HexaGrid™ Plus layer designed to regulate temperature using polymers and cooling gels. The hybrid construction combines bamboo-infused memory foam for additional cooling and motion isolation with layers of micro-springs and titanium coils, supporting breathability and comfort. With a medium-firm feel (6.5–7.5/10), it suits back, side, and stomach sleepers, providing balanced support and temperature regulation.

Emma Luxe Pro Mattress

Why Emma Luxe Pro Mattress is a good choice

• AirGrid and AeroFoam layers promote excellent airflow and cooling.
• Hybrid build with Infinity Springs maximises support and breathability.
• Medium-soft, adapts well to side, back, and stomach sleepers.

The Emma Luxe Pro Mattress features several cooling technologies, including an UltraDry™ cover designed to wick away moisture and promote breathability. Its AirGrid layer supports airflow, helping to dissipate heat and minimise overheating, while the AeroFoam layer further enhances ventilation by allowing moisture to escape easily. Constructed as a hybrid, the mattress combines foam layers with edge-to-edge springs, which assist in airflow and reduce heat retention. The memory foam adapts to body contours for pressure relief. With a medium-soft firmness, the mattress caters to a range of sleep positions, offering a balance of comfort and support for side, back, and stomach sleepers.

Bear Elite Hybrid Mattress

Why Bear Elite Hybrid Mattress is a good choice

• Phase Change Material and copper-infused foam keep you cool.
• Hybrid design with zoned coils boosts airflow and support.
• Available in soft, medium, and firm for any sleep style.

The Bear Elite Hybrid Mattress incorporates several cooling features, including a phase-change material (PCM) in its quilted cover that works to absorb and release body heat, helping to regulate temperature throughout the night. The mattress also utilises copper-infused memory foam, valued for its thermal conductivity and antimicrobial benefits, alongside individually encased coils that promote airflow and reduce heat retention. Constructed as a hybrid, it combines foam comfort layers with a pocketed coil support core. Available in Soft, Medium, and Firm options, it accommodates different sleeping positions, with each firmness level aiming to balance cooling and support for various preferences.

Silent Night Onyx Mattress

Why Silent Night Onyx Mattress is a good choice

• ICE-TEK knit and gel foams regulate temperature and wick away heat.
• 10-zone dual coil system offers tailored support and durability.
• Firm, medium, or plush; options for every sleeping position.

The Silent Night Onyx Mattress incorporates several cooling technologies, including ICE-TEK cooling knit fabric designed to regulate temperature by absorbing and releasing body heat. It features a layer of gel-infused comfort foam and open-cell high-density foam to enhance airflow and promote heat dissipation. The mattress uses a hybrid construction, combining a 10 zone dual coil system with multiple comfort layers, including visco-elastic and gel-infused memory foam. It is available in firm, medium, and plush versions, offering tailored support for different sleep positions and preferences, with each option influencing the balance between comfort, support, and temperature regulation.

Zeek Hybrid Mattress

Why Zeek Hybrid Mattress is a good choice

• Tencel cover, Air Foam, and gel foam enhance cooling all night.
• Hybrid construction ensures balanced comfort and lasting structure.
• Medium-firm feel suits side, back, and stomach sleepers.

The Zeek Hybrid Mattress features a Tencel fabric cover designed for breathability and moisture-wicking, helping to regulate temperature overnight. An integrated air foam layer promotes airflow and aids in heat dissipation, while gel memory foam conforms to the sleeper’s body and helps manage body heat. The hybrid construction combines multiple foam layers with a pocket spring system, supporting both airflow and balanced comfort. With a medium-firm feel, this mattress is suited to side, back, and stomach sleepers, offering versatility across sleep positions. It is also compatible with adjustable bed bases and comes with a 100-night trial and a 10-year warranty.