Backpack computer bag

Bag size: medium
Capacity: below 20L
Internal structure of the bag: mobile phone bag, sandwich zipper bag, camera pocket
Opening method: pumping
Applicable gender: male
Material: Leather
Cortical features: cowhide
Whether with a lock: yes
Function: Wear-resistant
Processing methods: soft surface
style: Casual
Lining texture: cotton
Strap root number: single
Lifting parts: soft handle
Type of outer bag: bag with lid
Bag shapes: square vertical section