BigMouth Inc F-Bomb Mug, Black Ceramic Coffee Cup, Holds 16 Oz of Beverage, Novelty Mug BEWARE of counterfeits and knockoffs sold by other companies.Only products "Sold by BigMouth Inc are guaranteed genuine. Please contact Amazon & us immediately if you feel the product is a replica. The BigMouth Inc F-Bomb Mug is THE ORIGINAL F-bomb mug designed and created by BigMouth Inc with thousands sold since its launch! Great gift for anyone with a potty-mouth or short fuse Made of high quality ceramic, it holds 16 ounces of your favorite beverage Hand-wash, do not microwave