Beautifully upholstered with ultra-soft, durable and breathable CaressoftPlus upholstery. 3 paddle multi-function tiltin mechanism which allows the seat and back to be independantly adjusted and locked in any position. Adjustable height armrests with soft polyurethane pads. Ratchet back height adjustment mechanism which allows perfect positioning of the back cushion for lumbar support. Pneumatic gas lift seat height adjustment. Adjustable tilt tension control. Large 27” nylon base for greater stability. Hooded double wheel casters.