Capacity: 20-35L The internal structure of the bag: zipper pocket, document pocket, computer pocket Opening method: zipper Material: Eco-friendly nylon Hardness: medium to soft pattern: plain Lining texture: polyester Strap root number: double root Carrying parts: telescopic handle Outer bag type: three-dimensional bag Bag shapes: square vertical section With or without tie rod: No Carrying system: Curved shoulder straps Color: light gray, black, dark blue Whether there is a back cushioning cotton: yes Waterproof degree: water repellent Computer size: 15.6 inch laptop |