Specification：  

Internal structure: zipper pocket, mobile phone pocket, ID bag, sandwich zipper bag, computer pocket, camera pocket

Open way: zipper

Applicable gender: Male

Material: Nylon

Rain cover or not: none

Function: breathable, waterproof, wear-resistant anti-theft, anti-seismic, load reduction

A :logo

B : No logo

Size information：

31*13*44cm