Used for Drinks, Juices and other Beverages. Specially for Parties and Celebrations. Our Products are Artisan Crafted, Handmade metalware made by skilled craftsmen in India. Prevents Cancer : Copper Promotion Of Angiogenesis has been known for more than three decades. Copper stimulation of factors involved in vessel formation and maturation, such as vascular endothelial growth factor, is mainly responsible for its angiogenesis effect. Because water stored in a Copper Utensil is loaded with anti-oxidants, it is also effective at helping prevent and fight off Cancer. Instruction for Cleaning : Step 1- Fill the vessel with hot water. Step 2- Put some lemon juice and hot water in vessel. Step 3- Leave the vessel for few minutes. Step 4- After Sometime rinse away the water from vessel (you may use brush for cleaning inside after following the above 3 step). Please Do not use scrubber/chemicals to clean the vessel outside, Don't use the vessel for milk products.