The Naish 2020 one pump valves are the original factory valves for Naish kites from 2020 model year and newer. The 90 degree one pump valve is for the struts and the Straight valve is for the leading edge. From the leaders in kite repair technology, Fixmykite.com's Self-Stick Valves will stick on all bladders. Simply peel and stick to make a fast and easy repair on an old bladder or attach to a brand new bladder. The specially formulated adhesive is incredibly durable making for a permanent repair. Everything needed for installing the new valve is included in the package: alcohol wipe and detailed instructions.