Flash Furniture, HL-0001-GY-RLB-GG, Nicholas Swivel Task Chair, 37" to 44-1/4" adjustable height, 250 lb. weight capacity, mid-back design, mesh back, padded mesh upholstered seat, built-in lumbar support, triple paddle control mechanism, infinite-locking back angle adjustment, multi-tilt lock mechanism, tilt tension adjustment knob, height adjustable padded arms, CA117 fire retardant foam, heavy duty black nylon base with silver accents, ball-bearing poly roller wheels, gray (assembly required)