Come and see our amazing products! This is an enamel cup. The diameter of this cup is 9 cm (3 9/16") and the capacity is 500 ml (16.9 oz). We also have other sizes of cups. We can print the customer's exclusive logo on the surface. Meet the marketing needs of customers. Welcome to inquire. Pls confirm further with us if any query about packing info, inventory status and time schedule.