Calling all iced coffee lovers!!! These are your new can't-leave-the-house-without accessory! I am obsessed with them & I know you will be too!! They also make the perfect creative gift :-) We have 2 sizes available: Small size: 16-18 oz. // fits a tall/grande from Starbucks and a small from Dunkin. It also fits on a mason jar!! Medium size: 22-24 oz. // fits a venti from Starbucks and a medium from Dunkin. & potentially your water-bottle depending on the brand!!