Upgrade your sleeper sofa with the Select Luxury Foam 4-inch Reversible Sofa Sleeper mattress. This high-density medium-firm foam mattress provides pressure-relieving comfort for a good night's sleep. Its reversible design ensures an extended lifespan, and it conveniently folds up to fit inside your sofa. The mattress is easy to turn and returns to its original shape for optimal comfort. Dimensions: