Pure Comfort Raised-Profile Inflatable Air Mattress with External Air Pump, Extra Long Queen Sized Bed Location, temperature, and humidity will affect the firmness of the airbed. Do not over-inflate as seams may burst, airbed will need to be occasionally re-inflated over time. Uses standard full size sheets. Raised base for added comfort 2-In-1 valve for fasting inflating and deflating Waterproof lush top Dimension: 80L x 60W x 22H