A perfect way to make spirits bright, this petite As part of the Hypercolor® Collection this color changing Thinking Putty® is heat sensitive, meaning it starts one color and changes to another through heat transfer. The more you play the more the color will change! Thinking Putty® helps build hand and finger strength through a fabulous tactile play experience with unique, unexpected properties and provides relaxing, yet stimulating interaction for anyone with sensory integration issues. 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, bouncing, tearing, popping and playing by kids and adults alike. Collection: Includes tin with Color: Silver Features: Color Changing, Stretchable, Sculptable, Soft Texture Materials: Non-toxic silicone Ages: 3+ ⚠️ Warning: Choking Hazard. Contains Small Parts Never dries out Proudly made in the USA Manufactured with the help of exceptional individuals with disabilities