INSTANT COOL‑TO‑THE‑TOUCH COMFORT – Moisture‑wicking CoolTouch fabric delivers an icy first feel and continuous airflow to keep you comfortably cool all night. COPPER‑INFUSED MEMORY FOAM – Naturally conductive copper draws excess body heat away and provides temperature‑balanced sleep surface. DYNAMIC EDGE COIL SYSTEM – Individually wrapped coils with reinforced perimeter resist sagging, add bounce, and create strong edges so getting in and out of bed is effortless. UNDISTURBED SLEEP FOR TWO – Hybrid design and pocketed coils absorb motion, so you stay asleep even when your partner tosses and turns. HEALTHY & SUSTAINABLE – CertiPUR‑US foams, GREENGUARD Gold certification, made in the USA, plus a 30‑night comfort guarantee with free returns for total peace of mind. Proudly made in the USA with a 30-night comfort guarantee, risk-free upgrade to the best mattress for cooling and support. Firm: designed to support proper spinal alignment, making it great for back and stomach sleepers. Ideal for those who prefer to sleep "on top" of the mattress, it offers exceptional stability and durability. With added support, it’s especially beneficial for heavier sleepers, ensuring a restful, restorative sleep night after night. EquaLite Copper Cooled Hybrid is the ultimate choice for a refreshing and comfortable sleep experience. It combines advanced cooling technology with the perfect balance of support and comfort for a restful night’s sleep. Diamond Mattresses meet the most stringent certification standards, ensuring safe, non-toxic materials, a healthier sleep environment, and sustainable practices for your peace of mind. All our foams are CertiPUR-US certified and mattresses hold Greenguard Gold certification. 30 night comfort guarantee with free returns. Proudly made in the USA!