Durable Outer Layer and Insulated Lining: The outer layer of this product is made of Cloth material, providing high abrasion resistance and water resistance, and easy cleaning, ensuring protection for your outdoor use. Meanwhile, the insulated aluminum foil layer inside helps maintain the temperature of your drinks, whether it's hot or cold. Fit Most Water Bottle Sizes:fits most brands of 32 oz and 40 oz water bottles, great for glass bottles, plastic bottles, tumblers, and sports drinks. Perfect for outdoor activities such as camping, hiking, traveling, cycling and other outdoor activities. Drawstring Closure Design: The adjustable drawstring opening provides convenient and quick use and closure, ensuring a secure fit for the bottle while also making it easy for you to drink from. This elegantly designed water bottle carrier is perfect for both adults and children, offering functionality and style for everyone. Multiple Pockets: This water bottle bag features a large front zippered pocket with a key leash inside for easy key attachment. It also includes a mesh pocket inside, allowing for convenient compartmentalization. ideal for storing essentials such as glasses, phones, wallets, or any items you need quick access to. Multiple Carrying Ways: This water bottle carrier features a detachable shoulder strap with a soft padded design, offering you the most comfortable experience. You can wear it over your shoulder or carry it by hand, providing various convenient ways to use it. Color: Black Material: Cloth Package Contents: 1 x Water Bottle Carrier Bag