Stick on Boston Valve for all kites that take the Boston Valve. 

The Ozone Big Boston Inflate/deflate kiteboarding Valve will replace the inflate/deflate on 2011 and newer Ozone Kite. This valve is also a compatable replacement for the Max Flow Valve from Liquid Force Kite (2011 and later) and All Switch kites.

From the leader in repair technology, FixMyKite.com's Self-Stick-Valves will stick on any bladder material or color.  Simply peel and stick to make a fast and easy repair, or attach to a newly replaced 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.