Experience ultimate comfort on the Renew 11" Memory Foam Mattress. The craftsmanship features a breathable, Bamboo Charcoal knit cover, Cooling Copper Infused Memory Air Foam and GelCare Comfort Foam atop high-density support foam. The sustainable, soft, supportive CertiPUR-US foam is designed to respond to the weight and curves of your body, capture and distribute heat to regulate temperature and ensure low motion transfer so you can sleep soundly when your partner tosses and turns. Tailored especially to back sleepers, this Medium mattress is sure to provide enhanced, pressure-relieving and rejuvenating sleep night after night.