Heading to the game day? Don't forget your 22. Oz Game Day cup that will surely complete the game day experience! This cup is made of durable polypropylene material which makes the cup sturdy and reusable. An exciting feature is that when you add ice or ice-cold beverages on the cup, it changes colors! So cool, right? This product is also F-D-A approved and BPA free for your safety! Proudly USA made!Hand washing the product is applicable.