Expandable Waterproof Outdoor Travel Backpack

Product information:
Bag size: medium
Capacity: 20-35L
The internal structure of the bag: zipper pocket, mobile phone bag, ID bag, sandwich zipper bag, computer pocket
Opening method: zipper
Applicable gender: neutral/male and female
Material: Oxford cloth
Whether with lock: No
With or without rain cover: No
Function: breathable, waterproof, wear-resistant, shock-resistant, lightening
Processing methods: soft surface
Hardness: Medium
pattern: plain

Packing list:
Backpack X1