This is a high quality 12 oz. coffee mug that is handmade in the U.S. and features a blue and white glaze. Hand wash recommended, however the mug is safe for the microwave, dishwasher, oven and freezer. This product is lead free & food safe. Because these mugs are hand made, every mug is unique and the size, shape, coloring will vary somewhat from mug to mug.