Capacity： 20-35L
Package internal structure
： ID bag, mobile phone bag, laminated zipper bag, zipper pocket, computer pocket
Opening method
： zipper buckle
Applicable gender
： neutral / male and female
Material: Canvas
Function; wear-resistant, lightening, shockproof
Model; backpack
Processing method
Hardness
： medium to soft
pattern: plain
Style; retro style
Lining texture; cotton
Strap root number: double root
Popular element
Lifting part
Outer bag type
： three-dimensional bag
Bag shapes: square vertical section
Carrying system
： curved shoulder strap
Color
： black, khaki, military green, brown, gray
