Come and see our amazing products! ECO-FRIENDLY & BPA-FREE - Our fun and practical party cup with built-in straw and lid is colorful, completely BPA-free and virtually eliminates the need for disposable plastic water bottles. These cups come with a magical color changing feature! You will find it change colors magically when you add your favorite cold beverage or ice under temperature below 72 Fahrenheit degree, then palegreen becomes steelblue, bright yellow becomes lightseagreen, sandybrown becomes darkrange, pink becomes purple, and blue-green cups become a fun purple. Featured with color changing and good-looking, this travel mug will definitely catch everyone' eyes and is aesthetically pleasing for tropical vacation photos, poolside glamour shots, and family barbecues or travel outdoor. Pls confirm with us about the packing info, stock color and exact production time before placing your order