Intex Pillow Rest Classic Airbed with Built-in Pillow and Electric Pump, Twin Inflatable Twin airbed with built-in electric pump for home use; includes built-in pillow Waterproof flocked top with vinyl beams and sturdy construction High-powered pump inflates mattress in approximately 3 minutes Raised 12 inches from floor; built-in pillows for added comfort. Carry Bag for convenient Storage and Transport Twin-39 x 75 x 9 inches. 300-pound weight capacity Location, temperature, and humidity will affect the airbeds firmness. Airbeds will need to be occasionally re-inflated (topped off) to maintain desired firmness when used for more than a few days as vinyl tends to relax over time Measurements will vary based on customers inflation. Airbeds are measured from the widest point including the beams (bulges) on the side and off the tallest point from the floor including built-in pillows if applicable