Upgrade Your Present Sleeper Sofa Use the Air Dream Sofa Sleep System on your existing Sleeper Sofa Bed and experience the comfort & support of a premium luxury bed! The Air Dream core comfort element is engineered to provide the maximum in luxurious sleeping and rugged durability, whether it�۪s used for overnight guests or as an occasional sleep surface. Air-Over-Coil-Engineering -- for Luxurious Comfort Air Dream uses revolutionary and patented air-over-coil engineering that adds the support of traditional bedding to air cushioned comfort. The result is a sleep surface that provides correct support and also cushions the body with an upholstered layer of air. Inflates in Less Than One Minute to 11" in Height You and your guests will experience comfort you've never dreamed possible in a sleeper sofa bed. Featuring patented air-over-coil technology, this innovative mattress inflates in less than one minute and operates with an easy-to-use handheld electric pump. When fully inflated, this mattress is an incredible 11 inches thick, so your guests will experience comfort and support right where they need it and they won't feel the bar underneath them. Adjustable Sleep Surface Adjusting the sleep surface from firm to soft is convenient and fast. A simple touch of a button located on the inflation valve makes individualized comfort easy to achieve. The valve also allows for deflation of the mattress by lifting the release tab. In no time at all, you'll be resting comfortably! Hypoallergenic Because this mattress is designed with high-quality, hypoallergenic materials, even the most sensitive guests will enjoy a good night's sleep. Designed to Fit Most Sleeper Sofas That Accept a 5" Thick Mattress Air Dream sleeper replacement mattresses are designed to fit most sleeper sofas that accept a 5" thick mattress. When deflated, the Air Dream mattress is only 5" in height. Please measure your existing Sleeper Mattress before ordering. You will need to know the exact length, width and thickness. Mattress thickness increases to 11" after inflation, merely deflate to stow away. Warranty The Air Dream mattress has a Three-Year Ltd. Manufacturer's Warranty on the mattress, air bladder, and air bladder valve. There is a One-Year Ltd. Warranty on the motor.