Anti-lost!! Shark backpack: lightweight backpack for all the big guy's must-haves

Bag size: small
Capacity: below 20L
Package internal structure: ID bag
Opening method: zipper
Applicable gender: neutral / male and female
Material: Nylon
Whether with lock: No
With or without rain cover: no
Function: Breathable
Processing methods: soft surface
Hardness: Soft
pattern: plain
Lining texture: polyester
Strap root number: double root
Popular elements: car suture
Lifting parts: soft handle
Outer bag type: Open pocket
With or without tie rod: No
Color: yellow, red, green, blue, pink