se lightweight polyester fabric, which can be used to resist puncture and more durable.

The independent laptop compartment can make it more convenient for you to use and it is suitable for size under 17" laptops.

The mouth of pocket use straight bucket zipper opening, and the side add adjustable buckle, so that the internal space can be increase and decrease as you want.

Side pockets use the zipper seal, which can better protect your belongings.

The front interlayer pocket makes it more convenient for you to classify your belongings.

The shoulder straps use the thickend PE cotton to reduce the pressure of back and shoulder.