Retractable Large-Capacity Backpack with Various Styles, Headphone Port, Multiple Pockets and Shock-Absorbing Breathable Strap, for Work, School, Business Trip, etc.

A backpack with both functionality and appearance.The hidden strap allows the bag to be used in three ways: single shoulder, crossbody and backpack.Large backpacks can be expanded by 5cm, and small backpacks can be expanded by 7cm.The compact design allows it to have a large capacity while also being portable.Space planning allows each item to be placed in its own location for easy access.The compact, large-capacity main bag can hold carry-on clothes and books, notebooks and daily necessities.The large-size backpack can accommodate a 15-inch laptop, and the small-size one can accommodate a 13-inch laptop.The back of the backpack uses a multi-layer honeycomb mesh elastic foam back pad for good breathability.Back lines are ergonomically designed to effectively reduce backpressure.Front:Side:

Handle:Available in three colours:Dimensions: