Laptop Backpack (15.6 inch) /Cell Phone Charger/Waterproof

Laptop backpack with anti-theft cell phone charger and Slot.  Some styles have USB cell phone charger. Key Chain Holder, Interior Compartment, Computer Interlayer, Interior Zipper Pocket, Interior Slot Pocket, Cell Phone Pocket MATERIAL: waterproof nylon material
Computer Interlayer size: L26cm*H38cm FIT FOR 12" to 15.6 inch.
Lining Material: Polyester
Exterior: Solid Bag
Main Material: Nylon
Capacity: 20-35 Litre
Closure Type: Zipper
Carrying System: Air Cushion Belt
Style: Business
Backpacks Type: Internal Frame
Handle/Strap Type: Soft Handle
Pattern Type: Solid
Technics: customs lock
SIZE: 33cm*15cm*48cm
Weight: 1-1.1KG