1. The anti-theft code lock design, gives you a safer travel experience.
2. Backpack fixed belt design, the backpack fixed on the trolley case, walking more easily.
3. 15 times stronger than ordinary nylon zipper , can passthe most severe abrasion resistance test.
4. Water-repellent zipper design, rainwater does not easily enter from the zipper.
5. USB interface on the side of the backpack is designed to charge the mobile phone at any time.
6. Multi functional layered storage bag, convenient for classified storage of goods, neat and not messy.