Color changing stadium cups have arrived. This 5 1/2” tall cup changes color when ice-cold beverages are added. With its sturdy build and reusable feature you are sure to get a lot of use out of this great cup. The color changing stadium cup comes in frosted: blue, green, orange, purple, or red and can be personalized to your specifications with an imprint size of: 3" W x 2" H • This reliable cup is the gift that keeps on giving again and again. Hand washing is recommended.