Thirsty Rhino Stainless Steel Shot Glass, 1 Ounce (Set of 4) Heavy Duty Brushed Stainless Steel Set of 4 is Stackable for Discreet Storage and Convenience Compact Miniature Size Great for Traveling Top Diameter of 1-3/8", Bottom Diameter of 7/8" Each Shot Glass Capacity: 1 oz (30 ml)