Dungri India Craft (Set of 4) Premium Quality 100% Pure Copper Jiggers, Double Shot Glasses - New Beer Bar Collection / Wine Glasses 100% pure copper Double shot glasses- set of 4 COPPER CARE INSTRUCTIONS : After each use, clean with warm water and soft soap. No hard chemicals or detergents. Dry the copper shot glass with a soft cloth.- Do not leave liquid in the shot glass overnight to avoid stains - Not dishwasher safe - Do not use in microwave - Do not use with hot beverage Dia 2", Height 3.6",capacity 1.6 oz, Weight - 60 grams per pc This jigger is ideal for making cool, refreshing drinks year round Dungri india craft is a trusted brand and we offer a 100% Satisfaction Guarantee!