バランスシット エコ(ポンプ付) DBS405P

Just by sitting at an angle of the seat and your spine will stretch out to a correct natural position (neutral position). You can easily use the chuguru and zyzen chugs that are prone to slouching and can be used in the correct Non-protruding flat on the other side You can use it according to your preference. Unlike urethane or cotton type cushions, air is contained inside so you can move your pelvis and release the tension of your lower back muscles.