Coleman Packable SUV Quickbed Adjustable length fits Tahoe, Suburban, Xterra, Explorer, Trailblazer & more SUV models Adjusts to 41" wide by 63" long Durable inner coils provide strength & firmness Soft plush top for extra comfort Coleman Double Lock Valve for easy inflation/deflation Location, temperature, and humidity will affect the firmness of the airbed. Airbeds will need to be occasionally re-inflated (topped off) to maintain desired firmness upon initial use and when used for more than a few days as material tends to relax over time.