Sealy 12″ Plush Memory Foam Mattress

3" 3lb premium memory foam (for responsive comfort) 4" advanced comfort foam (transitional layer) 5" ultra support base foam (for extra support/durability) 350 Gsm circular knit cover (98% polyester, 2% spandex) This mattress comes with a circular knit cover that is 98%polyester, and 2% spandex.