Herman Miller's Sayl features a frameless structure that allows free movement and supports the body when sitting. The chair has great aesthetic impact with its stretch mesh backrest which creates an effect of softness and elegant Y Tower structure. Backrest: 3D breathable elastomer with variable thickness to ensure the right levels of spine support and flexibility (PostureFit). An optional lumbar support offers 10-cm adjustment range options. A wide range of colours is available. The product contains no PVC and is almost completely recyclable.