Tell it like it is with our sassy Say What? teacher themed mugs! Offering witty messages, any educator can relate to, these high-quality mugs make perfect appreciation gifts! Dishwasher and microwave safe. FDA Approved. California Prop 65 Certified. Material: stoneware. Dimensions: 4"H x 4.5"W x 3.25"D. Capacity: 13.5 oz. Packaging: 4 piece box