Red “Congrats Grad” Disposable Cups. Why worry about dishes? Coordinate your party cups with your school's colors with these red “Congrats Grad” disposable cups. Your graduation party guests will drink to the new grad and you won't have to worry about breaking glasses or running the dishwasher. Makes cleaning up after your event a breeze! Plastic. (50 pcs. per unit) 4 3/4" 16 oz.