Crazy Aaron's Thinking Putty is available in a wide assortment of amazing colors, including glow in darks and color changing hypercolors! Stretch, tear, snap, pop, knead and bounce it. This small 2" mini tin contains .47 oz of Sweet Heart Hypercolor putty. The irridescent pink color blushes with the heat of your hand! A perfect little treat to show your Sweetie your love on Valentine's Day, or treat yourself!