Multi-function computer backpack

Opening method: zipper buckle
Applicable gender: neutral / male and female
Material: Canvas
Whether with a lock: Yes
With or without rain cover: Yes
Function: waterproof, breathable, wear-resistant, anti-theft, lightening, shockproof
Processing methods: soft surface
Hardness: hard
pattern: plain
Lining texture: polyester
Accessories type : anti-theft device
Strap root number: double root
Popular elements: car suture
Lifting parts: hard handle
Outer bag type: digging bag
Bag shapes: square vertical section
With or without tie rod: Yes
Carrying system: curved shoulder strap

Size: 30cm*42cm*11cm
Capacity: items such as clothing/laptops
Fabric: Oxford fabric
Lining: polyester
Structure: main bag / sub bag