Nylon Casual Rucksack Backpack Multifunctional Waterproof Color:gray one of which is usually

one of which is usually a portable device such as a smartphone

How to use on Windows system

5 x W 21 x H 13 cm

adding a glamorous brilliance to any outfit

Come with random-orbit

Nylon Casual Rucksack Backpack Multifunctional Waterproof Color:gray one of which is usuallyFashion business backpack Waterproof Multi layer USB charging Durable Capable and pragmatic, to hold your urban dream Multi functional design, breathable mesh cotton shoulder strap, multi functional main bag, allowing you to travel casually Multi layered space, reasonable storage There are so many items that can be loaded that you can't imagine, and they can be arranged clearly and reasonably in layers External USB charging Just link the mobile