Adjustable Elastic Drawstring Design: The water bottle bag features a convenient elastic drawstring that allows you to adjust the tightness according to the size of your water bottle. This ensures a secure fit and easy access while on the go. MOLLE System on the Back: Equipped with a MOLLE system on the back, this bag offers modular attachment capabilities. You can easily add compatible accessories or pouches, such as a small flashlight, knife, or carabiner, enhancing its functionality. Hanging Hook for Shoulder Strap: The bag includes a durable hanging hook that allows you to attach the bag to your shoulder strap or backpack. This feature offers hands-free convenience, making it easy to access your water bottle during outdoor activities. Reinforced Stitching: Designed with reinforced stitching, this bag ensures durability and long-lasting performance. It withstands rugged outdoor conditions, providing reliable protection for your water bottle. Bottom Ventilation Hole: The water bottle bag features a bottom ventilation hole, promoting air circulation and preventing moisture buildup. This design keeps your water bottle dry and fresh, even in humid environments. Product Name: Outdoor Water Bottle Bag Material: Canvas Weight: 0.15kg Colour:Black Dimensions: 22x8cm.Items from Sheng Xinshun's shop