Devcon® 2-Ton® Epoxy is a clear, extremely strong, non-shrinking adhesive, specially formulated for high-clarity and good impact strength. This waterproof epoxy bonds acrylic, china, fiberglass, metal, wood, concrete, ceramic, glass. Package: (2) .5 oz (28.4g) tubes Tensile strength: 2500 psi Color: Clear Waterproof Ha