STREET CRAFT Copper Tumbler Luxury Glass Cup For Healing Ayurvedic Product 9 Oz Set of 4 Hand crafted pure copper water glasses , diameter- 2.8 inch, depth-3.5 inches, each glass weight-110 grams, capacity-250 ml These cool, hand crafted copper drinking cups make excellent gifts for both men and women; great for weddings, anniversary gifts for mom and dad or husband/wife. Solid copper drinking water glasses keeps all your favorite drinks cold and refreshing; used for water glasses, beer glasses, iced coffee, iced tea, and any wine. Traditional ayurvedic pitcher store water inside over night to reap the health benefits of copper. After use of this mug clean with warm water and soft soap. No hard chemicals and detergents. Dry the copper mugwith soft cloth.