Foldable Large Capacity Business Backpack Men's Travel Bag Waterproof Backpack

Internal structure of bag: ID bag. mobile phone bag. sandwich zipper bag. zipper pocket. computer pocket
Opening method: zipper
Applicable gender: neutral/male and female
Material: Oxford cloth
Function: waterproof. breathable. wear-resistant. load-reducing. shock-resistant
Lining texture: polyester
Strap root number: double root
Outer bag type: inner patch pocket
Carrying system: curved shoulder strap