SUPPORT & PRESSURE RELIEF - Sweetnight king mattresses are designed with individually wrapped coils and comfort foams, which combine both softness and support. Thanks to the individually wrapped spring, you will get sufficient support, without sagging or rolling off when you lay on this hybrid mattress. Get one and enjoy a zero pressure sleep environment, relax your whole body. COOLING & COMFY SLEEP - Sweetnight 10 inches king size mattresses feature gel memory foam and bamboo charcoal foam, which not only promote air circulation and heat dissipation, but also absorb moisture and odors, maintain comfortable temperature, giving you a cooler and comfy sleeping. MOTION ISOLATION - The individually wrapped coils of the Sweetnight 10 inches hybrid king mattress tend to reduce noise and isolate motions on the bed, so you will not be disturbed when your mate turns over or gets up. Create an undisturbed and comfortable sleep for both you and your partner.