Boss Office Products Posture Task Chair with Adjustable Arms and Casters, Black

Beautifully upholstered in LeatherPlus Pneumatic seat height adjustment Thick padded seat and back with built-in lumbar support Waterfall seat reduces stress to your legs 5 star nylon base allows smooth movement and stability Adjustable depth back Hooded double wheel casters Adjustable arms Assembly required MAS Certified Green Overall dimensions: 25" W x 25" D x 34.5-39.5" H; Seat height: 19"-24" H