Night Therapy 13-Inch Pillow Top Pressure Relief Memory Foam Mattress and Bed Frame Set, King Top pillow layer of 3" memory foam and 1.5" of pressure relief breathable foam The body core is layered with ventilated foam and a base layer of high density foam to provide long lasting durability and stability The foams are infused with Green Tea, Charcoal and Natural renewal plants for less use of petrol based chemical oils and control of chemical odor Night Therapy embraces "Sleep Green" to balance the comfort of your sleep environment with safe ingredients that are environment friendly 14 points of contact with floor for extra stability on level, smooth surfaces