93%polyester/7%spandex Quality Medium Firm Mattress – offers ideal level of comfort and support for all sleeping positions. Perfectly balanced to relieve pressure and sleepless nights. Cooling Gel-infused Foam Layer ?C to better regulate temperature. Breathable outer cover High Density Base Layer ?C For a longer-lasting and durable mattress. 10-year manufacturer warranty Fast Mattress Delivery ?C compressed and compact mattress in a box for efficient shipping and handling. Allow the mattress 72 hours to expand for the best results.