Perfect for a variety of establishments such as restaurants, coffee shops, amusement parks, and sports arenas, these lids are a must-have accessory that should not be overlooked when placing an order. Don't forget to add the lid to your purchase! They are also ideal for vendors selling ice water, coffee, or ice cream. Designed to fit 16 Oz. unbreakable cups, these lids are the perfect solution for all your beverage needs. 3.625" Diameter.