Customized to fit your body every time you sit down. Banded design offers open circulation providing a cool seating environment. Created to support curves of spine to promote healthy posture. Innovative design distributes weight evenly over the back and seat of the chair to provide all-day comfort. Headrest supports neck in a natural position. Arms adjust for each user"s needs. Back height dimension includes headrest. Recommended Applications: General Office & Task Seat/Back Color: Black Features & Functions: 360° Swivel Dual-Clutch Posture Control Hip Pivot Motion Pneumatic Seat Height Adjustment Posture Lock Tilt Lock Tilt Tension Arms Included: Yes.Unit of Measure : Each