Winner of the 2019 Good Design Award. A 3-way business bag with a slim body that has condensed storage power. Recommended for people who have an increase in the opportunity to carry a computer during telework. Can store B4 files and a 15.6-inch computer. 2 air chambers for storing your computer and other items. Comes with a detachable shoulder strap that can be used in 3 ways, including a backpack, brief, or shoulder. Equipped with a 2-way thru pocket-W™ that can be accessed from both side zipper and air chamber. The inside is made with a water absorbing and quick drying mesh that can hold items with water droplets, so you can store folding umbrellas, plastic bottles, etc. ● Placed towards the lower right corner of the "quick round pocket" which makes it easy to insert and remove small items even when turned in front of the body. There is also a pen holder inside the pocket. There are pockets on the top of the front part where it tends to be dead spaces. Scratch-resistant pile interior The back of the shoulder harness is made of 3D mesh. The included chest belt can be adjusted according to your height and can be removed with a snap when not needed. The back is padded with mesh material for excellent breathability and comfort. Shoulder harness can be stored inside. Equipped with a setup function that can be fixed to the handlebar of your suitcase.