21oz Color Changing Aluminum Cup with Lid - BRAND NEW IN BOX.

BRAND NEW IN BOX. Captivating Cold-activated Color-changing Technology When icy liquid touches the cup, the vivid lemon pattern in minimalist geometric style shifts and changes color rapidly, offering users a unique and refreshing experience with both tactile and visual effects. This 21oz color changing stainless steel cup boasts a mature design with a striking lemon pattern. Each reusable cup equips with a BPA-free dustproof lid. As fruit color-changing cups for both kids and adults, these metal drinking cups are perfect for indoor use and outdoor adventures, offering unparalleled convenience and hydration on the go. NOTE: Our cup lid is for dust protection only and not completely leak-proof