Randoseru(Backpack) & The human body

                                   Backboard of Randoseru(Backpack)

In order to walk safely, it can be necessary to use both hands freely.
Moreover, in order for the body and soul to be healthy, it is necessary to improve a posture.
It has designed in the Randoseru(backpack) to become a natural posture.

1. The shoulder string becomes the three-dimensional form. In addition, pat is what is entered, and a string is hard to cut into a shoulder.

2.  The interlocking movement prevents that a people's satchel slips down to the left or right.

3. The irregularities of the backboard are different by the thought of each maker.
　 However, the unevenness prevents you from centralizing the weight of Randoseru(Backpack) in a part of the shoulder and the waist and the back.