Sculpey III Set of 10 Bright IdeasAmerica"s original oven bake clay! Sculpey is soft and pliable works and feels like ceramic clay but will not dry out when exposed to air. Shape it into your desired form and bake according to package instruction (typically 275 degrees Fahrenheit for 15 minutes for every 1/4 inch of thickness). Once cool it can be sanded drilled carved and painted with water based acrylics. Ideal for artists of all ages. Non-toxic.This set of 10 colors features extremely bright shades and fluorescent shades. It is a great set for making projects with colors that really pop!