1. Material: nylon + polyester 2. Smooth zipper design, smooth opening and closing, no jamming 3. High-density nylon fabric, waterproof and moisture-proof, to meet the needs of daily traveling 4. Large-capacity multi-pocket design, layered storage, orderly access to the intimate and convenient 5. Adjustable shoulder strap design, honeycomb shoulder strap, comfortable and breathable, comfortable handheld, sturdy and durable 6. Back trolley strap design, long-distance travel can be hung on the luggage backpack, intimate load reduction 7. USB charging port and headphone hole are set on the side of the backpack, which is convenient and practical 8. Weight: about 880g 9. Size: about 30 x 16 x 43cm, expansion width about 16-21cm 10. Note: shipped only the bag, does not include other items
