This beautiful stoneware chocolate clay ceramic dragonfly pattern mug, approximately 10-12 oz., Is hand-built and hand-glazed in Ohio, USA. Food, dishwasher, and microwave safe. It measures approximately 4 inches long by 3 1/4 inches wide and 3 1/4 inches high. All our ceramic items are handmade and will vary from one to the next. No 2 pieces will be exactly the same. Colors may vary slightly.