Ergonomic Kneeling Chair: This ergonomic kneeling chair is thoughtfully designed to balance and relieve the pressure on each body part, especially reducing the upper body pressure on our pelvis. An ergonomic design makes your weight evenly distributed. The maximum load capacity is up to 100kg/220lb, very durable and sturdy to use Posture Corrective Seat: Our adjustable stool comes with an angled seat and an extra cushion to put your knees on. It changes our regular sitting position into a biologically beneficial posture. This posture corrective seat is capable to improve your breathing and digestion while sitting. An Angled seat also brings better blood circulation 3-Level Adjustment: The chair has 3 levels of adjustment to settle the tilt angle, each tier of adjustment serves different kneeling angles Pressure Lock Castors: The posture corrective stool will not slide when someone is sitting/kneeling on it. These four rolling casters will automatically lock as long as the pressure has been sensed Selected Materials: The seat cushion is covered by premium faux leather, featuring water-resistant, long-wearing and deformation-resistant, very durable to use. Soft padded high-density foam is soft and bouncy to sit on. A sturdy metal frame makes this ergonomic kneeling chair well-balanced and serviceable