HIGH BACK ERGONOMIC CHAIR 69*68*108-125cm NYLON BACKREST WITH RESILIENT LUMBRA SUPPORT AND 3D ADJUSTABLE HEADREST HIGH ADJUSTABLE ARMREST WITH PU PAD NYLON MESH SEAT 4 POSITIONS LOCKING MECHANISM GRADE 3 BIFMA STANDARD BLACK GASLIFT 350MM BIFMA STANDARD NYLON BASE 60MM NYLON CASTORS