This set of 12 hot color changing 16oz to-go cups, complete with removable sip lids, adds a pop of color to parties and everyday use. Simply fill tumblers with a hot beverage and watch the color of the tumbler change instantly. Assortment includes four bold colors: blue to purple, red to yellow, sky blue to teal, and green to yellow. Perfect for sharing with friends and family, you can rinse and reuse all season long! Please use caution when handling hot liquids. Includes: (12) Color changing plastic 16oz tumblers (blue, red, sky blue and green) (12) Lids Features: Set includes: 12 color changing plastic 16oz tumblers and lids Color changes instantly with hot beverages: blue to purple, red to yellow, sky blue to teal, and green to yellow Wash and reuse Tumbler capacity is 16oz/473mL Sip lids pop on for splash free transportation Reusable plastic material Color of tumblers changes instantly with hot beverages Fits in most standard cup holders to take on-the-go BPA and lead free Please use caution when handling hot liquids