NWOT….CsaxeKecna 40L waterproof lightweight backpack. Features: This backpack is designed with an anti-theft system, a USB charging port, and water-resistant nylon material. Capacity: It has a 40L capacity, suitable for travel, hiking, camping, or everyday use. Design: The ultralight design includes breathable mesh shoulder straps and a back panel for comfort. Uses: It can be used as a travel backpack, hiking backpack, or even a school/laptop bag due to its features like a separate laptop compartment and organizer.