Sunburst is a Hypercolor Thinking Putty and changes color from yellow to orange with only the warmth of your hands! 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! Made in USA. Choking Hazard - Small Parts Not for children under 3 years. Tin contains 3.2 oz of putty.