Expo 15 is a medium mesh back armchair with polypropylene headrest, tilt and adjustable lumbar support, swivel height adjustable upholstered seat , height adjustable aluminium armrest with pivoting, width and depth adjustable black polyurethane arm pad, aluminium base, rubber castors Ø65.Mesh backrest. Padded seat covered in leather or fabric.CERTIFICATIONSD.L. 81/80 / EN 1335