Computer backpack traveling backpack

Bag size: large
Capacity: 20-35L
Package internal structure: mobile phone bag, zipper pocket
Opening method; zipper
Material: Canvas
Lining texture: nylon
Accessories type: buckle
Strap root number: double root
Popular elements: car suture
Lifting part
Outer bag type; digging bag
Bag shapes: square vertical section
Carrying system; air cushion strap
Color: black, military green, deep khaki