Super Mario Bros. NES Cover 11 oz. Mug: Give me Super Mario Bros. or give me death! Well, that might be a little strong, but you avid gamers get the idea. Featuring wraparound cover artwork you'll love, the Super Mario Bros. NES Cover 11 oz. Mug is made of ceramic, dishwasher and microwave safe, and comes packaged in an open-faced gift box.