1. Large-capacity design, reasonable space design, and the capacity has a degree of arc, making travel worry-free 2. Comfortable shoulder straps, decompression and ventilation, high-density sponge can effectively relieve the pressure on your back 3. Back tie rod belt design 4. External USB charging port, charging while playing with the phone 5. Fashionable casual zipper, two-way design, more convenient to use 6. Fashionable fitting hardware buckle, wear-resistant and anti-oxidant, easy to open and close 7. Material: waterproof nylon 8. Size: 45 x 30 x 16cm 9. Weight: 650g
