Anti Theft Backpack with USB Charging Port Travel Hiking Leisure Shoulder Crossbody Sling Bag Large Capacity Sports Lightweight Backpack Men and Women Universal Flat Chest Bag (Black)

🎒【High-quality materials】: Sling bag made of waterproof, scratch-resistant, tear-resistant Oxford cloth, high-density nylon lining. Two-way metal zipper opens and closes smoothly. Excellent stitching process makes the sling backpack more rugged and, 🎒【USB port design】: External USB port with built-in charging cable provides a more convenient way to charge your phone/electronic device. (Mobile power not included)., 🎒【Waterproof】: Waterproof design of the outer pocket, wash-free and dirt-resistant. No need to worry about the backpack getting wet, so you can travel with peace of mind. Quick-drying material design, easy to use., 🎒【Multi-compartment shoulder bag】: The main compartment of the anti-theft backpack is designed with lockable zippers for easy locking of valuables, a zippered pocket and mesh pocket on the front and 2 mesh pockets on the side. Makes it easier and sa, 🎒【Ergonomic and breathable】: Soft and thick foam back pad for improved breathability. Adjustable thick and wide shoulder straps help relieve shoulder pressure and make it comfortable to wear even when loaded with items.