POLYURETHANE REPAIR ADHESIVE & SEALANT - FLEXIBLE FINISH. 2 x 10g Tubes and Brush. Provides a clear, strong and flexible finish suitable for permanent waterproof repairs to holes, tears or leaking seams in most types of water sports items, such as neoprene suits, rubber boots, latex neck and wrist seals, surf kites and bladders, inflatable mattresses, kayaks, waterproof or protective clothing.