Set of 4 Bone China 10-Ounce Mugs, 2 Assorted Blue Willow Designs This mug holds 10 US Fluid Ounces Filled to the Top. Dimension: Top Opening 3.375-inch Diameter x 3.125-inch Height When using this Mug with a Single Brew Machine be sure to select a larger size mug then your brew size to allow room at the top for creamer, sugar, etc. All Grace Teaware Volumes are based on the Entire Mug Filled to the Top Dishwasher Safe, Microwave Safe Crafted in China, Designed by Grace Teaware Care instructions: Microwave Safe