SKAVIJ Pure Copper Water Glass Handmade V-Shape Drinking Cup for Ayurveda Health Benefit capacity 11 Oz PURE COPPER WATER GLASSES - Constructed with no inside liner coating, our water glasses promote the anti bacterial health benefits associated with drinking from pure copper. These are handmade V-shape well finish copper tumblers. IDEAL SIZE AND CAPACITY - Holds 11 OZ (325 ML) of your chosen beverage. Tumblers measures 4" in height by 3" diameter. Enjoy the chilling, flavor, health benefits of a pure copper drink ware. AYURVEDIC HEALTH BENEFITS - Storing water only for about three hours in a copper vessel can kill harmful bacteria. Pure copper has antimicrobial properties that help kill E-coli, influenza and other bacteria. HANDCRAFTED BY SKILLED ARTISANS - Our copper glasses are all hand crafted by skilled artisans from using time-tested, handmade, emboseed techniques that look just as beautiful on a table as they do your hand. Each copper glass is put through a multi-day process that includes 12 different steps to ensure each piece is impressively unique CLEANING AND CARING - Copper utensils tarnishes or darkens naturally over a period of time. The copper utensil requires cleaning from time to time. Use lemon juice or tamarind to rub the utensils. Leave it for few minutes and wash with water.