Harley-Davidson Silipint Shot Glass Silicone Willie G Skull 1.5 oz. White Unique, unbreakable shot cups for the rowdiest of parties Made of BPA free, 100% food-grade silicone Dishwasher, microwave and freezer safe; insulates hot and cold liquids Holds up to 1.5 ounces Measures approximately 1.875 x 2.625 x 1.875 inches