Premium ergonomic task chair featuring 2.25" seat-depth adjustment (16.75–19"), adjustable lumbar support, synchronized tilt mechanism, adjustable seat height, height- and width-adjustable armrests, breathable mesh back, waterfall seat edge, and a durable commercial-grade frame. The wide adjustment range allows the chair to accommodate a broad range of body sizes while promoting neutral spinal alignment, proper thigh support, and reduced musculoskeletal fatigue during prolonged sitting.