Crayola Metallic Colors pencils are made with thick, soft leads, so they won't break easily under pressure. Crayola Metallic Colors pencils create a beautiful shimmering effect to make your artwork sparkle. The pencils are great for all types of coloring, including adult coloring and kid coloring, and can be used on variety of surfaces and dark paper. Eight color set includes: mauve, copper, gold, green, blue, purple, bronze, and silver . Non-toxic.