Genuine Mercedes Benz Ceramic Coffee Mug Cup - BLACK/GRAY Brand New Genuine Mercedes Benz Ceramic Mug - BLACK/GRAY Whether your preference is coffee or tea, this 14 oz. ceramic mug is a wonderful way to enjoy your favorite hot beverage. Single wall with matte exterior and gloss interior. Microwave and dishwasher safe. Mercedes Benz logo on front. Black with gray interior.