- Expandable Bag Body--When tighten the adjustment straps on the side of the backpack, the backpack has a volume of 22L, which is suitable for daily commuting to work and school. Relax the adjustment straps, the backpack can be extended by 12cm more in width, and the volume can reach 37L, which is equivalent to a small trolley case, suitable for Business Travel, Workout, Camping, Hiking and Outdoor Sports
- USB Interface--There is a USB charging interface on the side of the backpack, which is convenient for connecting the charger to charge the phone.
- Three-dimensional Honeycomb Back Cushion?3D breathable sponge, which promotes the free circulation of air, keeps the back dry and reduces the pressure on the back.
- Back Detail Design--there is a fixed strap on the back, which can be used with a trolley case. There is an anti-theft zipper pocket on the back, which is convenient for storing valuables such as mobile phone wallets. The back is equipped with a shoulder strap non-slip fixing buckle to prevent the shoulder strap from slipping off and reduce the burden on the back
- 180° Opening and Closing Design?180° opening and closing design makes it easier to pick and place large items
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