A balanced seating posture is when the body is seen from the side, the back is S shaped. In the case of a general chair, in order to keep a proper posture, you have to intentionally sit deeply in your seat, extend your waist and lean on the backrest, but maintaining this for a long time is not easy. Therefore, the iPole Ergonomic Chair is designed to support the seat attendant by losing the backrest and when leaning forward, it keeps the curves on the back.