These Advantage high back executive office chairs with chrome base are a great solution for most office furniture needs.  Each office chair features a butterfly mechanism for easy adjustment in height and tilt and quality bonded leather for a sophisticated look.  These swivel chairs also include an attractive chrome base with sturdy nylon castors.  Each ergonomic desk chair has a class 3 gas cylinder for simple seat height adjustment and they meet flame retardant standard CA117, comply with BIFMA standards, and are SGS tested and approved.