1. Special 900D high elastic Oxford cloth, environmental protection, anti-water, anti-fold, not easy to deformation. Pure fabric thickness package is quite wide. It can be washed without deformation, and its service life is 2 times that of ordinary fabric backpack.

2. In addition to the conventional charging interface, the backpack will have two separate data cables and headphone cable holes to meet different needs of people.

3. The back pair adopts a smooth and breathable back pad, which will not cause uncomfortable friction to the user's back clothes, causing hair and back discomfort.

4. The back has a design set of pull rod webbing, and the pull rod box is used to liberate the shoulders.

5. Anti-theft brush inside the bag, effectively protect bank cards and credit cards, prevent theft