RoyaltyRoute Pure Copper Tumbler Drinkware Water Glass Tableware Drinking Accessories QUALITY: 100% PURE COPPER, Holds 550 Ml Water, Made In India TUMBLER MEASURES: Height: 5 inches, Diameter: 3.75 inches, Weight: 150 grams HEALTH BENEFITS: Copper is a good tonic for the liver, spleen, and lymphatic system and helps in curing anemia. The health benefits of copper include proper growth, utilization of iron, enzymatic reactions, connective tissues, hair, eyes, aging and energy production. Copper also melts away the excess fat. Copper water helps in maintaining digestive health, reduces fat and alleviates excess obesity. UNIQUE GIFT IDEA: These Cool, Hand Crafted Copper Tumbler Make Excellent Gifts for Both Men and Women; Great Gifts for any occasion including House Warmings, Holidays, Thank You, Weddings, Birthdays, Valentine's Day, Mother's Day & more. CARE INSTRUCTIONS: Clean your copper-ware by hand and avoid dishwasher as the detergent can cause oxidation leading to permanent damage. Use a solution of equal quantities vinegar or lemon juice and salt diluted with some water at such times but don't use it regularly. Also avoid scratchy cleaners like steel wool. A simple, soft cleaning liquid on soap base, hot water and a soft washing cloth is best for daily use.