Part of Lorell's Wellness by Design collection, this executive chair is office seating approved by the American Chiropractic Association. Flexible Air technology is designed to pivot, conform to your movement and provide continuous proper lumbar support. Spring coils in the seat offer comfort and support. Arms with soft upholstered armrests adjust in height from 26-1/4" to 30". Luxurious, black bonded leather upholstery provides a sleek look. Functions include pneumatic seat-height adjustment from 19" to 22-3/4" , tilt (from 105 to 122 degrees) and tilt lock. 26" five-star nylon base is equipped with 1-24/25" casters for easy chair movement. Seat measures 21" wide x 18-1/2" deep x 6-1/4" thick. Back size is 21-1/2" x 28" high x 8-1/2" thick. Executive chair meets or exceeds BIFMA standards. Weight capacity is 275 lb.