Overview：

Backpack men''s large capacity computer backpack women''s fashion college students high school junior high school students schoolbag

Specification：  

Capacity: less than 20L
Internal structure: zipper dark bag
Open method: Other
Applicable gender: Male
Material: Polyester
Cortical features: none
Lock or not: No
Rain cover or not: none
Function: breathable

colour
A: Black is big,
B: Black large (enhanced version),
C: black
D: Black (enhanced version),
E: Black Large (Fashion Edition)