Color changing spoon is the spoon which can changes its color when meet right temperature. It is temperature sensor. When you put it into hot coffee / tea or icy cold beverage, the color of spoon will be changed to another. Bring the amazing surprise to people, so we also call it magic spoon.
A.Heat sensitive color change plastic spoon which can change color from dark color to light or from colorful to transparent when it feel hot.
B.Cold sensitive color change plastic spoons which can change color from light color to dark color or from transparent to colorful when it feel cold.