New travel backpack

Material: Polyester
Opening method: zipper
Whether there is a liner: Yes
Internal structure of the bag: zipper pocket, mobile phone bag, ID bag, sandwich zipper bag, computer pocket
Function: Breathable, waterproof, wear-resistant, anti-theft, anti-seismic, reduce burden
Applicable gender: male
Applicable product types: notebook, tablet, iPad
Bag size: large
Style: backpack/backpack
pattern: plain
style: Casual
Hardness: medium to hard
Bag shapes: square vertical section
Lining texture: polyester
Strap root number: double root
With or without rain cover: None
Types of accessories: handle
Popular elements: letters
Color: black, royal blue, grey
Size: 17 inches