Cooling Mattress Topper The Z-Hom mattress topper is infused with cooling gel particles that absorb excess heat. Ventilation holes in the memory foam mattress topper are designed to increase air circulation efficiency, and the mesh design at the bottom of the cover also helps dissipate heat. The 3-in-1 cooling design allows you to enjoy a cooler night's sleep. Relieve Pressure The Z-Hom memory foam mattress topper is made with premium memory foam that supports different parts of your body to ensure that your spine is comfortable and you wake up without discomfort. Certified and Skin-Friendly The Z-Hom memory foam mattress topper features CertiPUR-US certified memory foam, and its 100% polyester cover is OEKO-TEX STANDARD 100 certified. These certifications ensure that the mattress topper is free of harmful chemicals, skin-friendly, and promotes a healthy sleeping environment.