The Black Rifle Coffee Company Matte Black Heavy Mug is a rare and unique combination featuring their skull “Coffee or Die” logo design. This 12oz coffee tea mug is made of heavy stoneware and is microwave and dishwasher safe for easy use and cleaning. With a modern style and a theme centered around coffee and food & drink, this round mug is perfect for all occasions and is a one-of-a-kind addition to any kitchen or dining set. This mug is a must-have for any coffee enthusiast or collector.