Thinking Putty is great for children and adults. Terrific for keeping hands busy, plus offers a great option for stress relief and relaxation. Thinking Putty can be shaped, kneaded, stretched and much more. Soft, pliable texture, it never dries out. Intergalactic changes from blue to purple to pink, depending on the temperature of the atmosphere or your hands. Plus, tiny flecks shine and shimmer like stars. 3.2 oz. of putty, packaged in a convenient storage tin. For ages 3 and up.