Style RITSUYO MTG Pelvic Support Chair Brown This is a listing for the main unit only. The condition is good. There are no problems with use. Makes floor sitting easier on your lower back with the "standing posture" Authentic posture care seat "Style RITSUYO" Your usual floor sitting becomes a standing posture that is easy on your back and legs. This is an agura/seiza seat born from chiropractic theory. ■ Supports standing posture with 3 functions 1. Standing posture curve By raising the position of the buttocks, it guides the pelvis, which tends to tilt backward, to the correct position, and maintains the pelvis in the correct position without having to put force on the abdomen. 2. Body trace curved surface Distributes body pressure that is locally concentrated, stabilizing the left and right balance of the pelvis. 3. Double urethane structure 〈Surface urethane〉 Softer than the core material urethane, it distributes body pressure while maintaining the inclination angle, making the sitting comfort comfortable. 〈Core material urethane〉 Firmly maintains the inclination angle to support the pelvis MTG Pelvic Support Chair Style RITSUYO (Style RITSUYO) for agura/seiza [Genuine manufacturer product] Brand: Style Features: Pelvic support chair Material of contents: Polyurethane (PU) Pattern: Plain Instant purchase OK.