High back with swivel. Polyurethane upholstery for softness and durability. Fire retardant foam. Pressurized lumbar support knob. Triple paddle control mechanism. Back tilt tension. Back tilt lock paddle control. Locking Tilt Paddle Control. Pneumatic paddle adjustable height. Adjustable height of padded nylon arms. Heavy duty nylon base with rigid end caps. Dual wheel casters. Weight capacity: 250 lbs.. Warranty: Two years. Made from leather. Black color. No assembly required. Seat: 21 in. W x 19.5 in. D x 17.5 in. – 21 in. H. Overall: 28 in. W x 28 in. D x 42.5 in. – 48.75 in. H (45 lbs.).