fashion waterproof college students school backpacks with USB port, promotion wholesale custom laptop bag backpacks
1. Premium and imported waterproof fabric with waterproof zipper protect inside stuff from raining day.
2. Small pocket for putting small personal items and foamed laptop compartment well protect laptop
3. Perfects for business traveling, college students and outdoor activities in daily life.
4. USB charging cable and external USB charging port, easy to carry and convenient for charging.