Ergo Trio Ergonomic High Back Fabric Operator Office Chair with Height Adjustable Arms Blue - 2901BLU/0280 DDThe Teknik Office Ergo Trio Blue Fabric high back chair is our durable solution for all office environments, great for use up to 8 hours a day and with a gas lift rated up to 150kg. It has a 3 lever asynchronous mechanism, an independent tilt to seat and backrest and height adjustable padded seat