Indian Handmade Copper Thermos water Bottle with Lid for Health Benefits Yoga This is a Hand made Copper Bottle leak proof known for its natural health goodness This 100% pure copper pitcher with removable lid , Capacity - 750 ML Single walled Bottle . Copper vessels were used to store and purify drinking water in India, As per Ayurveda Suggested for water storage and drink in copper vessel is very good for health it balance VAT CUFF AND PITTA in Human Body Clean your copperware by hand and avoid dishwasher as the detergent can cause oxidation leading to permanat damage