Managerial mid-back chair with fixed arms offers patented hip-pivot motion that provides exceptional comfort. Seat remains stationary while back adapts to body movement. Functions include pneumatic seat-height adjustment, 360-degree swivel and tilt lock. Seat size is 20-1/2" wide x 17-1/4" deep x 16" x 21-1/8" high from the floor. Back measures 19-1/4" wide x 19" high from the seat. Distance between the arms is 18-3/8". Five-star base has 2" hooded dual-wheel casters. Chair is available in black frame only. Certified by SCS to be in compliance with specific indoor air quality emission requirements. Meets or exceeds applicable ANSI/BIFMA standards.