New multi functional backpack for men

Capacity: 36-55l
Bag internal structure: mobile phone bag, certificate bag, sandwich zipper bag, computer pocket
Cover opening method: zipper
Applicable gender: Male
Material: EVA
Lock: no
With or without rain cover: no
Function: breathable, waterproof, wear-resistant, anti-theft, anti-seismic, load reduction
Processing method: paint finish
Hardness: moderately hard
Pattern: solid color
Style: Street trend
Lining texture: Nylon
Accessory type: handle
Number of shoulder belts: Double
Popular elements: splicing
Lifting parts: soft handle

Color: black: high-end edition, blue :high-end edition, red :high-end edition,  A  black :regular edition,  A  blue: regular edition,  A  red :regular edition