Back frame and seat shell are plastic.
Back: Integrated LiveBack® technology with adjustable Dual-Energy Lumbar that uses embedded spring energy to provide responsive lumbar support.
Seat: Adaptive bolstering with adjustable seat depth and flexible seat edge.
Backrest: Advanced weight-activated mechanism with comfort dial back control.
Arms: Rectilinear height, width, pivot, and depth-adjustable arms.
Base: Five-arm base is available in plastic.
Additional Options:
Coat hanger
Polished Aluminium Base
Hard or soft castors
Adjustable headrest
Armless
Fixed Lumbar
160kg weight loading.