Office Star Work Smart Ergonomic Multifunction High-Back Chair, 38-1/4inH, Gray/Black

Fully-adjustable chair is equipped with multifunction controls for practical comfort Built-in lumbar feature supports your lower back and enhances the natural curve of your spine. Easy-to-use ratchet control adjusts the height of your seat back. Height-adjustable arms accommodate multiple users. Contoured molded seat provides extra cushioning while sitting for long periods of time. Weight capacity tested to support up to 250 lb. Assembly required. GREENGUARD certified - certified for low chemical emissions: UL.COM/GG - UL 2818. Ranked in two tiers: Certified and Gold. Tested to meet ANSI/BIFMA Performance Standards - Manufacturer testing has been conducted on this product to meet specific performance requirements and safety standards set forth by the American National Standards Institute (ANSI) and the Business and Institutional Furniture Manufacturers. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.