Ashley-Sleep 9 Series Memory Foam mattress designs an optimal sleep experience with a combination of pressure-relieving comfort and dynamic head-to-toe support. Innovative elements include gel-infused memory foam for a cooler night’s sleep, as well as an interweave of green tea extract, eco-friendly activated charcoal and a eucalyptus-based ventilated top layer to improve airflow and wick away moisture, so you can wake up feeling more refreshed than ever. Rest assured, four-way stretch knit cover helps minimize motion transfer. Foundation/box spring available, sold separately