Slow cure epoxy resin for castings up to 5 cm (2 inch) thick. Part a 7.56 l (2 g). Part b 3.78 l (1g). Vr-1 slow cure epoxy casting resin is a volatile free clear epoxy coating used as a tabletop or casting system for wood, metal and other surfaces. Vr-1 will cure to a glass-like finish that can be applied at thicknesses up to 5 cm (2.5 inches) in a single application. This allows for faster filling of deep recesses. Vr-1 epoxy can be used as a flood coat and sealant as well as an encapsulant for high-quality woodworking and epoxy craftsmanship where an extended working life is desired. Thick castings up to 2 inches (5 cm). Excellent uv resistance when compared to other epoxy. Easy 2:1 mix ratio by volume. This item is made of epoxy.