Choose from available size options. Medium firm memory foam mattress. 10-in. thick profile. 2.5-in. gel-infused memory foam, 7.5-in foam foundation. CertiPur-US certified. Ventilated to improve airflow. Tencel blend cover. Vacuum packed for easy shipping, set-up. The medium firm Signature SleepLucid 10 in. Dual-Layered Gel Memory Foam Mattress conforms to your body, eliminating pressure points. The mattress features a top layer of cooling gel-infused memory foam on a high-density foam base that provides optimal support. A ventilated design improves airflow for a more comfortable sleep climate. A soft Tencel blend cover provides a breathable air layer. This mattress is shipped vacuum packed, simply remove it from the box and protective wrap and watch as it expands. Choose from available sizes. Size: Queen.