Keep focused at work when sitting in this ergonomic office chair. The mid-back office chair features lumbar support and padded arms to keep you comfortable. The height-adjustable chair helps you find the right position for your desk space and your frame. Ergonomic design allows for comfort throughout the day. Recommended for professional use 8-10 hours per day. Weight capacity tested to support 275 lb. Built-in lumbar support. Woven fabric, padded seat and a breathable mesh back. 1-touch pneumatic seat-height adjustment. 2-to-1 Synchro tilt control features a 3-position lock and seat slider. 3-way, PU-padded, cantilever flip arms. Durable nylon base offers oversized dual-wheel carpet casters. TAA compliant. Backed by the manufacturers lifetime limited warranty.