Large Capacity Travel Mountaineering Leisure Business Computer Backpack

Original factory page on 1688: https://detail.1688.com/offer/672422461692.html

Material: Oxford cloth
Lining texture: polyester
Computer size: 15.6 inches
Function: breathable, wear-resistant, load-reducing
Waterproofing: Waterproof
Carrying system: curved shoulder straps
Capacity:20-35L