The cup uses heat sensitive (thermochromic) coating. When hot liquid (usually above 45–60°C) is poured in, the coating becomes transparent and reveals the printed
In-Mold Labeling (IML) is a manufacturing process in which a pre-printed label is placed inside a mold before the injection molding. The label becomes an integral
Thermochromic materials are special substances that can change color in response to temperature variations. These materials achieve their color-changing effect through changes in molecular structure
Color-changing cups utilize a special kind of ink known as thermochromic leucodye. This ink reacts to changes in temperature, shifting colors when your drink is