1. Honeycomb back pad, comfortable and breathable, widened shoulder straps, balanced force 2. Multi-layered large space, orderly classification and reasonable storage 3. There is a trolley strap on the back. When you go out for a long time, you can put it on the suitcase trolley to reduce the burden. 4. High-density fabric, water-repellent and effectively protect the contents of the bag 5. Fabric: high-density nylon cloth 6. Inner lining: polyester 7. Structure: front pocket x 3/side pocket/main pocket/back pocket 8. Weight: school bag about 540g, chest bag about 170g 9. Dimensions: school bag 47 x 20 x 32cm, chest bag 31 x 11 x 18cm
