Clean and classic, the Plain Copper Bottle holds 900 ml with a smooth, polished copper finish and no hammered texture. It is made without joints, and the screw cap includes a silicone washer for a reliable, leak-proof seal. Toss it in your bag for work, keep it on a yoga mat, or set it on a bedside table. Following the Ayurvedic tradition, many people fill it at night and drink from it in the morning. Use it for still water only, and avoid juice, milk, or soda. It is a simple, lasting gift for any age. Product Details:Material: Copper Bottle Capacity: 900 mlWeight: 280 gQuantity: 1 Bottle The cap is designed to screw on securely and includes a silicone rubber washer, providing you with a long-lasting and leak-proof seal. With our bottles, you can confidently take them on the go without any worries. These bottles are designed specifically for still water. It's important to avoid storing juices, milk products, and carbonated drinks in them. These liquids can corrode the copper and cause damage to your bottle. If the copper becomes excessively tarnished from being unused for long periods of time. Here's a simple method to clean the inside of your copper bottle: Combine salt with either lemon juice or vinegar. Use whichever is readily available at home. Add a little water to the mixture and pour it inside the copper bottle. Close the lid tightly and shake the bottle vigorously for a few moments. Discard the contents of the bottle and rinse it thoroughly with water. Allow the bottle to dry in a cool area. Following these steps will leave the inside of your copper bottle as shiny as the outside!