Material: Neoprene Product Size: 10 x 10 x 24cm or 4.2 x 4.2 x 9.4in List: 1 x water bottle bag Features: 1,Perfect Compatibility:Water bottle bag is specifically designed for Bottle 40 oz. It provides a snug fit and features fine stitching. 2,Multi-functional Design:The detachable and adjustable shoulder strap is soft and padded, allowing for easy adjustment. You can use it as a shoulder bag or handbag and effortlessly detach the strap when not needed. 3,Premium Material:Water bottle holder is made of high-quality neoprene material, offering excellent waterproofing, shock absorption, softness, lightweight, and comfortable. It protects your bottle from scratches and scrapes, can be easily cleaned (machine washable), and will never fade. 4,Widely Use:The hook-and-loop design of the water bottle holder enables quick and secure installation of the Standly cup. It is perfect for outdoor activities like hiking, walking, camping, and the gym. 5,Quality Service:Taking your satisfaction as the first priority, and guarantee to provide you with professional after-sales services. If you have any questions or concerns, please feel free to contact us. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store