Avs Stores Set of 2 Small Solid Copper Moscow Mule shot glasses with handle 2 ounces Set of 2 Reine Moscow Mule cups 2 oz Its design is a classic for mixing drinks, served chilled shots or sipping tequila. Copper is simple yet elegant and will enhance any special occasion. Keep them to ship in the ice bucket or freezer until you are ready to shoot or pop are your favorite Tequila, a cool balanced profile to add your favorite spirit Copper is a clean inherently material with strong natural antimicrobial, antibacterial and antifungal properties 100% Pure Recycled Solid Copper Mini-Mule Shot Glasses.