Hypercolor Thinking Putty is thermochromic -- just a touch from your hands or a warm coffee mug will reveal a new "hot" color. Allow it to cool off or stick it in the fridge! Then the "cool" color will be restored. You can even do tricks with Hypercolor Thinking Putty!
Made in the USA!
Each metal tin is hand packed with 1/5 lb of Thinking Putty
Amethyst Blush Thinking Putty's soothing color will ease your nerves. With just a touch of warmth, the purple fades to reveal a surprising pink blush! Exciting and bright, this dynamic Thinking Putty is sure to perk up your day!
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