The 11” memory foam mattress is from our exclusive Rest & Renew sleep line, available only at CITY. The 6” base foam supports 3” of memory foam and 2” of super foam, providing comfort for a good night’s sleep. The cover’s cooling knitted fabric helps regulate your temperature while you sleep, and they are Oeko-Tex certified, meaning they are free of harmful substances. The plush comfort level is ideal for back and side sleepers, and arrives conveniently packaged so you can unbox, unroll, and unwind. This mattress works with all traditional box springs, slatted foundations, solid foundations, and adjustable bases.