Exact Replacement This is an exact replacement air valve for an Air Dream mattress. No Need to Replace the Entire Bladder Overtime, air pump valves can become worn out and loose the ability to hold air. Replacing the old worn out valve is an economical decision that will prevent you from having to replace the entire air bladder / mattress. What Is Included This listing is for 1 Replacement Air Valve. Pump and Air Bladder are not included.