Queen Size Mattress, 12 Inch Cooling-Gel Memory Foam Mattress Bed in a Box

MATERIAL & CONSTRUCTION: To improve support and heat dissipation, the Molblly 12-inch Cooling-Gel Memory Foam Mattress is designed with THREE layers of all-foam system, including 3" memory foam, a 3.5" comfortable layer, and a 5.5" high-density base support foam for ultimate comfort. HEALTH & MATTRESS: The foam has been certified by CertiPUR-US and Oeko-Tex Standard 118 without harmful substances like formaldehyde, mercury, and other heavy metals. COMFORTABLE & BREATHABLE: All-foam bed design combines expertise and the best materials with advanced sleep technology. Memory foam is conducive to continuous airflow & breathable; skin-friendly fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature; Buoyant, no-sink support foams adapt and conform to your body for optimal pressure relief; Specialized foams reduce motion transfer of a partner so your sleep is undisturbed. EASY SHIPPING & SET-UP}: The mattress is compressed and pack