1. Oxford cloth water repellent fabric, soft to the touch 2. External charging USB port on the side 3. Breathable honeycomb strap, high elasticity, decompression and shock resistance 4. Detail reinforcement, strap adjustment 5. Opening method: zipper 6. Capacity: 14-inch notebook, camera, clothes, etc. 7. Material: Oxford cloth 8. Function: breathable, wear-resistant, load-reducing, shock-resistant 9. The internal structure of the bag: mobile phone bag, certificate bag, computer pocket 10. Size: 30x13x48cm 11. Weight: 590g