Fixmykite.com Self-Stick-Valves will stick on all bladders.  Simply peel and stick to make a fast and easy repair, or stick it on any new bladder.  Specially formulated adhesive is incredibly durable and will stick on any bladder material or color.   Everything needed to make a fast and permanent repair is included in package.   Alcohol wipe, and detailed instructions printed on package. The 9mm Self-Stick-Valve is the industry standard for all inflation valves.  Will work on 99.9% of all kites in production.  One way valve lets air enter while pumping but stops air from going out.  Simply squeeze valve to let air out.  1-way flap can be cut out to create a 2 way valve.