New style daily outdoor hiking sports bag Cheaper custom logo school bags lightweight nylon daypack waterproof backpack

*Dimensions：17.5*12.5*6 inch, Can fit 15 inch laptop.

*Fabric； 100% polyester oxford

*Sealing: zipper

*Feature:

-Waterproof function

-Computer Interlayer

-Breathable back plate

-Curved ergonomic shoulder strap