These packages contain clay that you knead; shape; roll; and cut like any other polymer clay; the difference is in the effects after baking.After you bake this clay it becomes flexible; bendable and it always snaps right back.Sculpey Bake and Bend 4004 contains 10 - 60ml blocks of polymer clay: white; black; red; blue; yellow; green; orange; and light flesh; a purple plastic sculpting tool; a white plastic roller; and instructions with easy to follow directions to make a bendable buddy.Come in a reusable plastic clamshell package for easy and secure storage.Non-toxic: Conforms to ASTM D4236.Recommended for ages 6 and up.Made in USA.