Fabric Mid-Back chair with lumbar support. Elegant styling upholstered with commercial grade fabric. Adjustable height armrests with soft polyurethane pads. Seat tilt lock allows the seat to lock throughout the tilt range. Back angle lock allows the seat to lock throughout the angle range for perfect back support. Ratchet back height adjustment mechanism which allows perfect position of the back cushion and lumbar support. Pneumatic gas lift seat height adjustment. Adjustable tilt-tension control. Large 27" nylon base for greater stability. Hooded double wheel casters. Black finish. Black frame. 32"W x 27"D x 40 - 45"H overall.