This Bosmarlin Large Stoneware Coffee Mug is perfect for office and home use. With a large capacity of 17 oz, it is larger than most mugs and is made of high quality, lead-free and cadmium-free ceramic. It is dishwasher and microwave safe, and its question mark-shaped handle prevents it from rotating when you hold it. The simple and classic design comes in six stylish colors, making it a great gift for any occasion. If you have any problems with the mug after receiving it, just contact us and we will make every effort to solve it. Enjoy your tea or coffee with this durable and comfortable mug!