Insta-Bed Stow and Go Bed with I Pump Inflated Dimensions: 78" x 60" x 9" Integrated Insta I Reversible 4D battery pump Versatile for both outdoor and indoor use. Binto style carry bag included 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.