The Beauty Sleep® 11.5” firm quilted mattress is designed for your lifestyle. With a traditional quilted top panel, our Beauty Sleep® 11.5” firm quilted mattress features high quality foams including our AirCool® Foam with channeled design for cushioned airflow and comfort foam to meet your comfort needs all night long. Plus, firm 815 Original Beautyrest® Pocketed Coils with the Beauty Sleep® 11.5” firm quilted mattress provide consistent, supportive sleep at a value designed for your lifestyle. If you are looking to add a little height to your bed or just simply extend the life of your Beauty Sleep® mattress, the 9" Beauty Sleep® flat mattress foundation is the perfect solution. Designed to provide long-lasting comfort, the Beauty Sleep® flat bed foundation includes a spruce framework and welded steel elements for greater support and durability. Set includes mattress plus box spring/foundation/base. Larger size mattress sets may feature 2-piece side-by-side foundations for easier navigation in tight spaces.