Executive high-back chair offers resilient foam seat cushion with a memory foam top layer and a lumbar-cradling recess in the back. Functions include 360-degree swivel, tilt, tilt tension, tilt lock and pneumatic seat-height adjustment. High-back chair also offers a fully upholstered outer back and five-star base for stability. Upholstery is made of polyester fabric. Weight capacity is 300 lb. Chair is available in black frame only. It is certified by SCS to be in compliance with specific, indoor, air-quality emission requirements. It also meets or exceeds applicable ANSI/BIFMA standards.