This tin of Crazy Aaron's putty is a color-changing marvel - the heat of your hands changes it from deep blue to purple and pink! Crazy Aaron's putty is non-toxic, won't dry out, and won't leave a sticky or slippery residue on your fingers, so it's great for stretching, molding, and playing by kids and adults alike.Includes 1/5 lb. (3.2 oz). utWARNING: Choking hazard. Not for children under 3 years.