Description: Suitable for: The neoprene water bottle pouch is suitable for tumbler or water bottles, making it a great choice for all your outdoor sports. Also is an excellent gift for friends, family, colleagues who are fitness enthusiasts. Convenient for Storage: Our water bottle bag can also be used as arm band bag and wrist bag is designed to hold small items such as gym cards, keys, coins, phone, wallet, jewelry, headphones, earplugs and more. It provides a convenient way to keep your belongings within reach. Adjustable Elastic Strap: The back of the sports cup storage bag with adjustable elastic strap, allowing it to fit most kinds of sizes water bottles, providing a snug fit. Wide Applications: Our water cup side storage pocket compact in size and light in weight, make it perfect for home, office, gym, running, walking, bicycling, climbing, hiking, camping, fishing, travel, fitness, workout, or other indoor outdoor activities. Durable Material: Our water tumbler pouch made of high quality neoprene materials, waterproof, wear resistant, strong and durable. Smooth and durable zipper ensures long time use. Easy to clean with a cloth, perfect for daily use use. Specification: Material: Neoprene Size: 10cmx15cmx2cm/3.94inchx5.91inchx0.79inch Package Includes: 1 Water Bottle Pouch Note: Please allow slightly errors due to manual measurement and different monitors.