BOSS Multifunction Mid-Back Task Chair, Black/Chrome B6888-BK

This Boss contemporary ergonomic mesh back task chair is designed to provide back support while also helping to prevent body heat and moisture build up. Lumbar feature supports your lower back and enhances the natural curve of your spine. Its ratchet back height adjustment allows for perfect positioning of the back cushion for optimal lumbar support Overall Dimensions: 44"H x 27"W x 27"D. Weight capacity tested to support 250 lb. Ratchet back height adjustment helps you to find a comfortable sitting position. Ergonomic mesh back helps prevent body heat and moisture build-up. Seat tilt lock lets you save comfortable positions. Arms are width- and height-adjustable to help ensure proper body positioning. Assembly required. Tested to meet ANSI/BIFMA Perfomance 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.