Backpack for e.g. use by professional for storing documents, has two balance pouches provided on two sides of body and connected by straps resting on left and right shoulders while allowing top of backpack to be opened

摘要

The backpack has two balance pouches provided on two sides of a body and connected by straps resting on left and right shoulders while allowing top of the backpack to be opened. A snap fastener is provided at a level of the strap resting on the left shoulder. A padding is provided at the level of the straps and at a level of parts of the backpack in contact with a back and a belly. Two control bands are provided on sides at a level of elbows. The control bands are closed using the snap fastener to reinforce the stability of the backpack.