MEDIUM BACK CHAIR SEAT 40 DENSITY MOLDED FOAM WITH FABRIC CUSHION BACK NYLON MESH BACK WITH LUMBER SUPPORT ARM REST T TYPE PP ARMS MECHANISM PUSH BACK MECHANISM WITH SINGLE POSITION LOCKING SYSTEM FITTED WITH THE BOTTOM OF THE SEAT GAS LIFT 120 MM HIGH POWER GAS LIFT FOR HEIGHT ADJUSTMENT BASE MS BLACK POWDER COATED METAL BASE WHEELS FREE REVOLVING PRESS SYSTEM NYLON WHEELS COLORS AVAILABILITY REGULAR COLOR AS PER STOCK ONLY FOR SEAT.