Complete your sleeper sofa with this queen-sized memory foam mattress. When your sofa is converted to the pull-out bed, this mattress will be a comfort to sleep on. Made with a top layer of gel memory foam and a bottom layer of high-density foam, it measures 4.5" thick. The mattress is conveniently hypoallergenic so those with sensitivities can rest easy as well. It is encased with a gray cotton cover with a unique stitch design. The sleeper sofa is sold separately.