2 PACK of A+B Epoxy 9906K Gray A+B Rezolin Epoxy Kit, 14 oz. Container Size 2 Pack purchase offers significant savings over individual kit purchase Can cure underwater. Easy to Use 2 part hand moldable epoxy putty hardens in 50-60 minutes with final steel hard cure in 12 hours Use for pool and SPA repairs (plaster, gunite or fiberglass), Boats, RV, Auto, at work and around the house Use on all types of plumbing fixtures and ceramics, tubs, toilets, sinks, tiles, caulking, fiberglass, sculpture, taxidermy, doll repair, carving, metal, pump housing, pool decks and broken tiles Made in the USA