Super Clay Set: 36 Colors air dry clays set with Sculpting Tools. ( 15g/0.53 oz each color, 540g/19.05 oz in total ). Safe Material: Non-toxic, environment-friendly, Strictly complies with the ASTM D-4236 and CE (EN-71) standards. Feature: Soft and non-sticky, will not fade, Super pliability. The clay is air dry only, Doesn't require oven baking and must be sealed. Gifts for Kids: Fun for the kids and easy to shape and mold, Great for both classroom and home use. Recommend for ages 3 and up No Baking Required: This modeling clay air dries naturally within 24-48 hours, depending on the thickness of your creation. It's a great choice for art classes, school projects, or family craft time