In the ‘70s, it was mood rings. In the ‘80s, clothing. Want to get your hands on a timeless thermochromic product? Try our Hypercolor Thinking Putty®! This groovy putty changes color with just the heat of your hands. The awesome effect makes it perfect for twists, duo-toned sculptures, 5-minute breaks, and other timeouts. Put it in the fridge then against a warm coffee mug to experience an even more intense color change.
Hidden deep in the heart of geodes, amethyst is one of nature’s best-kept secrets. When an exterior of dull, grey rock breaks open to reveal a pink and purple crystal masterpiece, it’s nothing short of epic. Make your own discovery with Epic Amethyst Thinking Putty®. A deep purple, it gradually warms to bright pink before your eyes.