Cool yourself right to sleep. Calling this a topper really doesn't do it justice. The Hydraluxe Cooling Memory Foam Topper is a heat transfer system, it uses Hydraluxe Cooling Technology to pull heat away from your entire body which in turn creates a cooling sensation that helps you sleep cool and wake refreshed. Beneath the technology lies memory foam, which provides outstanding comfort and support. Tired of tossing and turning? With its temperature regulation capabilities, the Hydraluxe Gel Memory Foam Topper leads to sounder sleeping.