Ergonomic Office ChairOur office chair is ergonomically designed, the computer chair has a breathable mesh backrest, lumbar support, and a wide soft cushion, this office chair gives you an excellent sitting experience. Durable and StableNylon smooth rolling casters can rotate 360 degrees, good stability and mobility, and equipped with air cushion handle, easy to adjust the height, the chair is covered by breathable mesh and mid-back lumbar support to protect your spine. Office chair office chair mesh chair computer chair.