Advanced Mixology Double Sided Jigger 100% Hammered Pure Copper 1oz/2oz for Perfect Cocktails (Hammered) HANDCRAFTED - Each of our jiggers is hand crafted by artisans to get the best hammered look PERFECT FOR COKCTAILS - Perfect for all kinds of drinks, better than stainless steel or rubber covered jiggers CLASSY - These double jiggers are perfect for high end kitchens and classy interiors DAMAGE RESISTANT - Our double jiggers have a food grade lacquer coating to protect the glorious luster, just rub it off if you like copper patina RIGHT VOLUME - The jiggers help you add 1 oz. / 2 oz. to drinks to create tasteful cocktails