Ohio State Buckeyes Mug - OSU Helmet FanMug The Official FanMug of the Ohio State Buckeyes! OSU FanMug keeps cold beverages cold and hot beverages hot OSU FanMug holds aluminum cans of 12 & 16 ounces OSU FanMug holds plastic and glass bottles of various sizes FanMug features a 13.5 oz. removable cup which is dishwasher safe and BPA-free