These Heat Sensitive Hypercolors really make their mark! 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.
Made in the USA!
Each metal tin is hand packed with 1/5 lb of Thinking Putty, much more than you get in a plastic egg!
Jumpstart your day with some sunshine! Sunburst Thinking Putty's vibrant orange shifts into an awakening yellow with the touch of your hands or the warmth from your coffee mug.
Invisible in the jungle but sure to stand out in your hands, Chameleon Thinking Putty's lush, tropical green explodes into a bright fluorescent yellow with just a touch of heat. And, unlike the real thing, all this Chameleon needs is a daily squeezing!
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!
Just as an evening sky melts into the dark of night, Twilight Thinking Putty's deep purple color disappears with a touch of heat to reveal a fluorescent blue complexion.