Unique "Permanent Contact Mechanism" provides constant support that is synchronised with the natural seating movement. The S-Shape backrest is designed according to the contour of the human spine to provide optimum lumbar support and encourage proper seating posture. High frequency compression process on multi-layered veneer shell. Fixed Position angle control at two positions. Extra Torsion adjustment control. Ergonomically designed Polypropylene armrests. Adjustable seat height-gas lift type and swivel. Guaranteed PU Molty-Excel Foam seat and backrest. Flexibility in the choice of upholstery-fabric, leatherette or genuine leather. 5-prong Nylon with reinforced fiberglass base for added seating support. Twin wheel castors, which meet requirements of BIFMA and DIN standards.