The Milliard Memory Foam Sleeper Sofabed Mattress is THE premium pull-out sofa mattress replacement. Ditch your old bed spring mattress and feel the difference that foam makes. Sweet dreams are made of this. Our bi-layered mattress combines a 3in firm polyurethane foam base with a 1.5in soft memory foam topping that slowly conforms to your body contours and still provides adequate support that’s compatible with most folding couch bed frames and is also used for boat, camper & RV. Rough night? Your mattress cover might be responsible. The jacquard soft cover included on our mattress is so soft and comfortable that you might skip the fitted sheets. It’s also ventilated to allow body heat to dissipate. Sleep soundly, not stifling. Quality is our mission, so our premium memory foam surpasses CertiPUR-US requirements for an unrivaled sleep experience with a proprietary foam blend that will not lose its shape over time. Queen-size pullout mattress measures 72in.x58in.x4.5in. when flat and is compatible with most major convertible sofa brands. Zippered mattress cover is removable and machine washable. Mattress ships in vacuum packaging for convenient delivery and assures the first person to touch your mattress is you!