Maintaining Good Posture The kneeling stool is cleverly designed to correctly align the back, shoulders and neck. The knee chair support reduces muscle fatigue and distributes weight evenly across the hips and legs. It replaces the traditional chair and provides a healthy alternative to sitting. Safe and Reliable The knee chair explosion-proof lifting bar of our kneeling stool is SGS certified, which is not only safe to use, but also has a long life. Iron gas frame pole as the base support can the chair is strong and stable, thickened stainless steel frame is tensile and bending resistant, corrosion resistant, high load bearing. 360 wheel sliding Durable, non-slip, quiet, abrasion-resistant Doesn't hurt the floor.