Gator Tumbler, 32oz Here to help anyone swoosh thirst away with 32 oz. of their favorite beverage, these tumblers await for your designs. Made with robust stainless steel, each of the custom-printed tumblers comes with a plastic drinking straw included. This tumbler is made with a digital inkjet printing technique that transfers designs line by line. This means that faint horizontal lines might be visible on the final product.