A retail package of UV Hyperreactive putty. The putty is bright green in appearance, with spots of red where the UV light has been shone on the putty.

UV Hyper Reactive Green Putty Professor Pengelly's

Regular price $16.95
Unit price  per 
Shipping calculated at checkout.

Create fantastic illusions, enjoy the multiple play patterns as you bounce, squeeze stretch, sculpt, shatter and to create popping sounds under pressure or simply give your hands something to fidget with. Change to red with UV light!