These are extremely cute color changing tumblers cold cups. Fill the cups with ice-cold water and watch how they change colors. Use your favorite vinyl cutter and permanent adhesive vinyl to create a personalized design for any occasion.

Product Details-

-Size: 16 fluid ounces

-Material: BPA free Plastic - FDA approved

-Color Cup : (clear to blue, clear to pink, clear to yellow, clear to red, clear to purple & clear to black)

-Color Lid (blue, pink, yellow, red, purple, and black)

-Color Straw (blue, pink, yellow, red, purple and black)

-Includes: 6 cups, 6 Straws and 6 Lids

-For cold beverages ONLY- DO NOT microwave- Top rack dishwasher safe

*NOT DOUBLE WALLED*