Chair with polished or powder-coated aluminum five-star swivel trestle base, mounted on self-braking castors (color matching with base) and fitted with gas height adjustment mechanism. The white polypropylene shell (PO101) is upholstered with a removable non-washable cover in fabric, leather, coated fabric or customer’s own material. The cover stitching comes in the same color as the upholstery. The chair is provided already fitted with the cover. Steel armrests are available upon request.