Designed to fit around and over the wheel wells of your pick-up creating a sleep area that utilizes the entire truck bed. 2019 – Redesigned rechargeable battery for increased reliability and improved performance for use with the built-in pump. Newly designed valve covers to speed up inflation/deflation while insuring your personalized firmness throughout the night. Re-engineered fabric for even greater durability when enjoying the great outdoors. Also available - side inserts (PPI AC5) to convert your AirBedz into a standard air mattress. Will not work with stepside trucks