Swivel chair available in different heights with or without a headrest, comprising a single structure padded with fi re-retardant cold-foamed polyurethane with a tubular steel insert. Armrests in pressure die-cast aluminium with padded elbowrest upholstered in the same colour as the chair. In the version with padded upholstered armrests, ELLE 01 becomes all embracing while maintaining its streamlined shape. Fabric or leather upholstery with visible fell-stitching give the chair contemporary appeal with fi ne workmanship. Gas-lift system inserted in the fork support in polished pressure die-cast aluminium or with a black or white epoxy lacquer fi nish. 5-spoke base in polished pressure die-cast aluminium or with a black or white epoxy lacquer fi nish. Dual-tread self-locking castors, with Ø 60 mm for the white or polished base, and Ø 65 mm for the black lacquered base.