Glides: colour matched to the small attachment parts for the seat shell, choice of white (except HAL Wood and HAL Ply Wood) or basic dark. All bases fitted with glides for carpet; felt glides optionally available for hard floors.
Seat shell: plywood (USA).
Base: five-star base in die-cast aluminium powder-coated in basic dark. Swivel mechanism with shock-absorbing seat suspension, height-adjustable.