CONCETTA Ergonomic Office Desk Chair, Heavy Duty Computer Chair with Adjustable Armrest for Adult,Black

[Comfortable heavyweight chair]-The extra large seat cushion (seat cushion size: 22D” X 26.77W”, 4.33″ thick) will bring you a more comfortable experience; Height adjustable 3.74 inches, better suited for your computer desk [Ergonomic Design]-Our big and tall office chair has an ergonomically designed backrest with adjustable lumbar support. This feature helps maintain proper spine alignment and reduces the risk of back pain. [500 lbs weight capacity]-This computer chair designed specifically for taller people can upgrade your space. You can enjoy wider and thicker seat cushions with maximum comfort and a sturdy structure that supports up to 500 pounds. [Multi functional adjustable]-This computer desk chair has flexible 4D metal armrests for comfortable arm and shoulder support. The height-adjustable chair on wheels can swivel 360° and has a tilt tension knob to adjust the backrest angle for optimal comfort. [Comfortable and breathable materials]-The office chair features a breathable, high-quality mesh fabric surface. The thick sponge provides good resilience and comfort, similar to foam. The cushion has a waterfall front seat edge design to relieve pressure on the calves and improve blood circulation.