Unique "Permanent Contact Mechanism" provides constant support that is synchronised with the natural seating movement. Aesthetically appealing and functional. Sleek and stylish polypropylene armrests. Adjustable seat height-gas lift type & swivel. Extra torsion adjustment control. Fixed position angle control system at 2 positions. Guaranteed PU Master Molty-Excel Foam seat and backrest. Flexibility in choice of uphoistery-fabric, leatherette or genuine leather. High frequency compression process on multi-layered veneer shell, anatomically designed for posture support. 5-prong pressure die-cast Aluminum/Nylon with reinforced fibre glass base for added seating support. Twin wheel castors, which meet requirements of BIFMA and DIN standards.