Fast, Permanent repair for all Polyester fiberglass or composites. Sun Cure® is fiberfilled for strength and workability. Requires no mixing, and can be used in all temperatures. Once cured it can be easily sanded or painted. SunCures' Famous cosmetic formula dries to match the same color of your surfboards foam and glass construction. Complete kit includes special clear Mylar Cover sheets to complete the repair to a smooth, Low Sand and glossy finish.