Created by Humanscale, the Freedom office chair adjusts to you as you move throughout the workday. The unique self-locking reclining mechanism uses your body weight to adjust automatically, leaning back up to 20 degrees, and the pivoting backrest tilts as you do. The articulating headrest supports your neck and head as you recline, the armrests staying with you. With its inviting curves, the waterfall seat edge reduces pressure on the backs of knees and allows for even weight distribution. Pressure-relieving foam cushions provide a comfortable sit. The polished aluminum frame with linen-hued, high-performance fabric brings a modern look to your workspace.Polished aluminum, steel and polypropylene. High-performance nylon fabric. Pressure-relieving foam cushions. Contoured seat cushion with with waterfall edge and coccyx cutout. 5-star base with hard casters. Pivoting backrest with 7° back tilt adjusts automatically. Articulating headrest moves with the sitter to support the head and neck. Weight-sensitive, self-locking 20° recline mechanism. Eliminates traditional reclining mechanisms, using sitter's body weight to automatically adjust recline support. Synchronous armrests mounted on chair back move up and down together, staying with sitter during recline. Handle on back of chair for easy maneuvering. Weight capacity: 300 lbs. Made in USA of Domestic and Imported Materials.