This Bosmarlin Ceramic Jumbo Coffee Mug Set of 2 is perfect for your office and home needs. With a large capacity of 23 oz, it is larger than most mugs. It is made of strong ceramic construction, lead-free, cadmium-free, and high quality ceramic, making it suitable for hot and cold drinks. It is also dishwasher and microwave safe. The question mark-shaped handle prevents the mug from rotating when you hold it, allowing you to enjoy your tea/coffee comfortably. It comes in four stylish colors, making it a great gift for the Holidays, birthdays and special occasions. If you have any problem with the mug after receiving it, just contact us and we will make every effort to solve it. We care deeply for our customers and make you our top priority!