If you’re waking up sweaty and overheated but your mattress is otherwise comfortable and supportive, a cooling mattress topper is a far more practical solution than replacing the entire mattress. Toppers sit on top of your existing mattress and can dramatically change the sleep surface temperature while also adding comfort and pressure relief. The best cooling toppers use materials that actively dissipate heat — gel-infused memory foam, natural latex, copper infusions, or phase-change materials — rather than just marketing “cooling” covers over standard foam.
The key distinction is between toppers that passively cool (breathable materials that don’t trap heat) and those that actively cool (materials that absorb and redistribute heat). Passive cooling is adequate for mild overheating, while active cooling technologies make a more noticeable difference for people who consistently sleep hot. After testing numerous options and recommending them to clients dealing with temperature-related sleep issues, here are the toppers that genuinely make a difference.
Saatva Graphite Mattress Topper<br />
Our Top Picks
1. Saatva Graphite Mattress Topper — Best Overall
The Saatva Graphite Mattress Topper uses graphite-infused memory foam — graphite is a natural thermal conductor that actively pulls heat away from your body and distributes it across the topper’s surface. This is more effective than gel infusion alone because graphite conducts heat more efficiently. The 3-inch thickness provides substantial comfort and pressure relief while the graphite works to prevent the heat buildup that’s common with standard memory foam.
The organic cotton cover adds breathability on top of the graphite’s cooling properties. The memory foam itself is high-density (5 lb PCF), which means it provides genuine contouring and pressure relief — this isn’t just a cooling pad, it’s a comfort upgrade for your mattress. The topper attaches to your mattress with elastic anchor bands at each corner, preventing shifting during the night.
At $295-$445 depending on size, the Saatva Graphite is a premium investment. The 180-day return policy is exceptionally generous for a topper, and the 1-year warranty provides basic coverage. If you want the most effective cooling in a memory foam topper with premium materials and construction, this is the top choice.
2. Brooklyn Bedding Cooling Copper Topper — Best Copper-Infused
Copper is one of the most effective thermal conductors available, and the Brooklyn Bedding Cooling Copper Topper uses copper-infused gel memory foam to create a topper that actively pulls heat away from your body. The copper particles distributed throughout the foam serve double duty — thermal conductivity for cooling and natural antimicrobial properties that resist bacteria and odor. The 3-inch thickness provides meaningful comfort enhancement.
The TitanCool phase-change cover adds another layer of cooling technology. Phase-change materials absorb excess body heat and release it when your temperature drops, maintaining a more consistent surface temperature throughout the night. The combination of copper-infused foam and phase-change cover makes this one of the most aggressively cooling toppers available.
At $175-$250 depending on size, the Brooklyn Bedding topper offers strong value for its cooling technology. The 30-day return policy is standard, and the 3-year warranty is better than most competitors. If you’re a seriously hot sleeper who needs maximum cooling performance, the copper infusion and phase-change cover deliver.
3. Latex For Less Natural Latex Topper — Best Natural Material
Natural latex is inherently cooler than memory foam because of its open-cell structure, which allows air to circulate through the material rather than trapping heat. The Latex For Less topper uses 100% natural Talalay latex — the most breathable form of latex — in a 3-inch thickness that provides responsive support and pressure relief. No gel infusion, no copper, no phase-change materials needed — the latex itself is the cooling technology.
Beyond cooling, natural latex offers advantages that synthetic materials can’t match: it’s hypoallergenic, resistant to dust mites and mold, naturally antimicrobial, and significantly more durable than memory foam. A quality latex topper can last 5-8 years versus 3-5 years for memory foam. The responsive, bouncy feel is different from memory foam’s slow contouring — you sleep “on” latex rather than “in” it, which also helps with airflow around your body.
At $200-$350 depending on size and thickness, the Latex For Less topper is competitively priced for natural latex. Available in Soft and Medium-Firm options, and in 2-inch and 3-inch thicknesses. The organic cotton cover is removable and washable. If you prefer natural materials and want cooling that comes from the material itself rather than chemical infusions, this is the best option.
4. Tempur-Pedic TEMPUR-Adapt + Cooling Topper — Best Premium
The Tempur-Pedic TEMPUR-Adapt + Cooling Topper brings the brand’s signature pressure-relieving TEMPUR material to the topper category with added cooling technology. The 3-inch TEMPUR-ES comfort foam provides the deep contouring and pressure relief that Tempur-Pedic is known for, while the cooling cover uses a knit fabric designed to dissipate heat. The foam itself is denser and more supportive than standard memory foam, providing a premium feel that justifies the higher price.
The TEMPUR material responds to your body temperature and weight, conforming precisely to your contours. This provides exceptional pressure relief for side sleepers and anyone with joint pain. The cooling cover helps offset the heat retention that’s inherent in dense memory foam, though it’s not as aggressively cooling as copper-infused or graphite-infused alternatives.
At $350-$500 depending on size, this is the most expensive topper in the roundup. The 10-year warranty is the best in the category by a wide margin, reflecting Tempur-Pedic’s confidence in the material’s durability. If you want the Tempur-Pedic feel with some cooling enhancement, this topper delivers — but if cooling is your primary concern, the Brooklyn Bedding or Saatva may be more effective.
5. Lucid 3-Inch Gel Memory Foam Topper — Best Budget
The Lucid 3-Inch Gel Memory Foam Topper delivers basic cooling and comfort enhancement at a price that makes it accessible to everyone. The gel-infused memory foam helps dissipate heat better than standard memory foam, and the 3-inch thickness provides meaningful comfort improvement. The ventilated design includes airflow channels cut into the foam, promoting circulation that further reduces heat buildup.
At this price point, the foam density is lower than premium options, which means less contouring and a shorter lifespan. But for the fundamentals — adding softness to a firm mattress, providing some pressure relief, and sleeping cooler than standard memory foam — the Lucid delivers adequate performance. The topper doesn’t include a cover (sold separately), which is a minor inconvenience but keeps the price low.
At $60-$100 depending on size, the Lucid is the most affordable cooling topper in this roundup. Available in multiple thicknesses (2, 3, and 4 inches) and in gel, lavender, and bamboo charcoal infusions. CertiPUR-US certified. If you want to try a cooling topper without a significant investment, the Lucid is a solid starting point.
Cooling Technologies Compared
How Different Cooling Materials Work
Gel infusion: Gel particles are mixed into the memory foam during manufacturing. The gel absorbs heat initially, providing a cool-to-the-touch feel, but can become saturated after 30-60 minutes. Effective for mild overheating but limited for serious hot sleepers. Used in the Lucid topper.
Graphite infusion: Graphite particles conduct heat away from the body and distribute it across the foam surface. More effective than gel because graphite is a better thermal conductor. Provides sustained cooling rather than just initial coolness. Used in the Saatva topper.
Copper infusion: Copper is one of the best thermal conductors available. Copper particles in the foam actively pull heat away from the body. Also provides antimicrobial properties. Among the most effective cooling infusions. Used in the Brooklyn Bedding topper.
Phase-change materials: Materials that absorb heat as they change from solid to liquid state (at the molecular level). They actively regulate temperature by absorbing excess heat and releasing it when you cool down. Very effective but can become saturated in extremely warm conditions. Used in the Brooklyn Bedding cover.
Natural latex: The open-cell structure of latex allows air to circulate through the material naturally. No chemical infusion needed — the material itself is breathable. Provides consistent, passive cooling. Used in the Latex For Less topper.
Frequently Asked Questions
Will a cooling topper fix a hot mattress?
A cooling topper can significantly reduce surface temperature, but it can’t completely overcome a mattress that traps heat. If your mattress is all-foam with dense, non-breathable construction, a topper will help but may not fully solve the problem. The most effective approach is a topper with active cooling (copper, graphite, or phase-change) combined with breathable sheets and a cool bedroom environment. If your mattress is extremely hot, you may eventually need to replace it with a hybrid or innerspring model that promotes airflow.
How thick should a cooling mattress topper be?
For most people, a 3-inch topper provides the best balance of cooling, comfort, and practicality. A 2-inch topper provides some cooling and softness but may not be thick enough for significant comfort improvement. A 4-inch topper provides maximum comfort but can change the feel of your mattress dramatically and may make your bed feel too tall. Start with 3 inches unless you have a specific reason to go thinner or thicker.
Do cooling toppers lose their cooling effect over time?
Gel-infused toppers may lose some cooling effectiveness as the foam compresses and the gel particles become less evenly distributed — typically after 2-3 years. Copper and graphite infusions maintain their thermal conductivity longer because the metal particles don’t degrade. Natural latex maintains its breathability for the life of the topper (5-8 years). Phase-change materials in covers can lose effectiveness as the fabric wears, but the cover can often be replaced.
Can I use a cooling topper with a mattress protector?
Yes, but place the topper on top of the mattress protector, not under it. The topper needs direct contact with your body (through a sheet) to effectively regulate temperature. Placing a protector over the topper can reduce the cooling effect by adding an insulating layer. Some cooling toppers come with their own covers that provide protection, eliminating the need for a separate protector on the topper itself.
The Bottom Line
The Saatva Graphite Mattress Topper offers the best combination of cooling performance and comfort with its graphite-infused foam and organic cotton cover. The Brooklyn Bedding Cooling Copper Topper provides the most aggressive cooling with copper infusion and phase-change cover technology. Natural material enthusiasts should choose the Latex For Less Natural Latex Topper for its inherent breathability and durability. The Tempur-Pedic TEMPUR-Adapt delivers premium pressure relief with a 10-year warranty. And the Lucid Gel Memory Foam Topper proves that basic cooling enhancement doesn’t require a big investment. Your body will thank you for addressing the temperature issue — sleeping cool is one of the most impactful changes you can make for sleep quality.