This mattress combines plush comfort with advanced cooling benefits. Featuring a phase-change cooling fabric cover, it reacts to your body heat to keep you cool throughout the night. Beneath the cover lies a ventilated copper-infused memory foam layer that contours to your pressure points for personalized support. Additional gel-infused memory and gel comfort layers enhance pressure relief, while a high-resilience support base ensures long-lasting stability. Cooling Phase‑Change Fabric Cover – Regulates temperature for a cooler sleep. 2.5″ ventilated copper infused memory comfort layer. 2.5” marble gel memory comfort layer. 2” gel comfort layer. 7” support base comfort layer. All the foam layers are CertiPUR‑US® certified, ensuring they are made without harmful chemicals.