Ergo Office ER-413 Ergonomic Office Chair Adjustable Headrest & Seat Height Mesh Swivel Durable BlackOffice Chair Black with Adjustable Headrest Ergonomic office swivel chair ERGOOFFICE. EU, with adjustable headrest is a synonym for a proper position during everyday life in your office. The backrest and seat have been profiled to ensure a stable position for the spine and comfort even during long hours of work. The seats are covered with a double layer of soft sponge to ensure proper body position while sitting. Specifikace: Dimensions (W L H)