Professor Pengelly's Putty UV Hyper Reactive White
Professor Pengelly's Putty UV Hyper Reactive White is perfect for the fingers of creative thinkers. It is designed to never dry out in the tin, allowing you to use it multiple times. It also provides scientific stress relief, so it is great for anyone who benefits from using fidget products This white putty is UV hyper-reactive - simply rub it with the included UV pen and watch it change color . You can create illusions and patterns with it, or just use it as something to fidget with.
- White colored putty
- Hyper-reactive - rub it with the included UV pen and watch the color change
- Never dries out in the tin
- Provides scientific stress relief
- Create illusions and patterns