Misc Vendor 470550-24 Underwater Epoxy Putty, AquaMend, 4oz StickAquaMend Epoxy Putty Stick is a hand-kneadable, fast-setting, fiberglass-reinforced polymer compound for permanent repairs to many surfaces including: fiberglass, concrete, glass, ceramics, metals, wood, and many plastics. This underwater repair epoxy putty comes in a handy "Tootsie-roll®" form with the curing agent encapsulated in the contrasting color base material.