In nature, a sunburst is the sudden appearance of the full sun with all its rays from behind the clouds. Any time you need a bit of that happy sunshine feeling, reach for Sunburst Hypercolor Thinking Putty®. This heat-sensitive putty starts off as orange sunlight beaming through the clouds and warms to a lemon yellow burst in your hands. Sunburst is sure to leave a spring in your step and a smile on your face. Never dries out! Made in the USA. Contains 3.2oz. of putty. For ages 3 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.