Screen Back Office Task Chair, Green, By Osp Home Furnishings. The Screen Back Task Chair features a sleek design that provides comfort and support without the bulk of a giant office chair. The seat back has built in lumbar support and is made of a breathable mesh material which allows air to circulate and keep you cool. One-touch pneumatic seat height adjustment and tilt tension control makes the seat customizable to a variety of body heights. A silver swivel base is finished with 5 dual wheel carpet casters, ensuring ease of motion. The mesh seat and arm rests come in bold green to match your existing decor. The Screen Back Task Chair features a sleek design that provides comfort and support without the bulk of a giant office chair The seat back has built in lumbar support and is made of a breathable mesh material which allows air to circulate and keep you cool One-touch pneumatic seat height adjustment and tilt tension control makes the seat customizable to a variety of body heights A silver swivel base is finished with 5 dual wheel carpet casters, ensuring ease of motion The mesh seat and arm rests come in bold green to match your existing decor