产品特点：

This bag is multi-function as backpack and traveling bag.

Five zipper pockets on the exterior.

There is a slide-out pull-bar in the top zipper pocket.

Wheels on the bottom.

Two side webbing to fixation the whole bag.

Padded breathable mesh backing.

Adjustable chest belt, waist belt and shoulder strap.

Webbing carry handle.

Dimension: 54X31X18cm