This Bosmarlin Large Ceramic Coffee Mug is perfect for office and home use. With a capacity of 21 oz, it is made of lead-free, cadmium-free, high quality ceramic and is suitable for hot and cold drinks. It is also dishwasher and microwave safe. The big handle makes it easy to hold and prevents it from rotating. The unique reactive glaze technique gives it a simple yet classic design and it comes in 11 stylish colors. If you have any problem with the mug after receiving it, just contact us and we will make every effort to solve it. Buy this mug now and enjoy your tea/coffee comfortably!