CopperZen 100% Pure Copper Water Bottle, Premium Ayurvedic Health Benefits, Leak Proof, with Insulated Travel Storage Bag & Adjustable Strap (Blue) HEALTHY & REFRESHING - Natural and Pure Water filtered with the benefit of Ayurvedic ancient science. Proven to kill all micro-organisms that includes virus and bacteria, including E. coli, Salmonella and other harmful organisms! PREMIUM 100% QUALITY - These Hand Crafted 30 ounce bottles are made from the highest quality materials in India, making them durable and functional. Convenient Wide mouth for ice, and the threaded screw lid includes a sealed water-proof ring, perfect to take with you anywhere! BONUS CARRY BAG - Top quality stylish and sleek bag with zipper with an adjustable strap, keeps the condensation in the bag and won't get you or your belongings wet! LIFETIME GUARANTEE - We stand by our quality and want you to love this beautiful Bottle with Bag. It's self purifying properties give you the best drink and health benefits compared to plastic or synthetic models! COPPERZEN - We are committed to bring the BEST healthy products to you, and help all of us improve our health with Ayurvedic practices and earth friendly beautiful gear!