Temperature cause. The glacier cup is also called the magic cup. Injects hot water in the cup. Over time, the water temperature becomes lower, and the color of the cup will change with the decrease in the water temperature, which will produce a gradient effect.
Temperature cause. The glacier cup is also called the magic cup. Injects hot water in the cup. Over time, the water temperature becomes lower, and the color of the cup will change with the decrease in the water temperature, which will produce a gradient effect.