Professional kit , Includes 7 colors and a 9 led UV light with other accessories. Cures in 1-2 minutesScratch & wear resistant Does not chip, flake, peel or shrink Easy to drill, grind, polish, carve & sand Can be turned at high speed Easy to mix, colors won't fade Can be inlaid into metal, glass, plastic, ceramic, enamel or U-namel Adheres to flat surfaces Can be layered to produce cabochons Non-hazardous, can be shipped via air