Whether you’ve misplaced your old valve or you’d like to have an extra, you’ll be prepared with this convenient Boston Valve duo. Airhead inflatables equipped with Boston Valves will be compatible. Airhead Boston Valves have a square base, which is more user-friendly than a round base, especially with wet hands. Uses the Shrader valve to inflate your tubes at a gas station or with an air compressor. Alternatively, screw off the Shrader Valve and inflate the Boston Valve with an Airhead Air Pump. All components are bright red and green, so they’re easy to find.