Find a comfortable working position for yourself with this WorkPro 12000 V2 Series Mesh/Fabric High-Back Executive Office Chair. Customize the back height, lumbar support, seat location, armrest positioning and tilt with this adjustable office chair. The rolling base is easy to maneuver when sitting for freedom of movement. Ergonomic office chair provides comfort throughout the day. Recommended for professional use 8-10 hours per day. Weight capacity tested to support 275 lb. Fabric seat with mesh back. Backrest features integrated lumbar support with tension control. Seat depth and height adjustments. Adjustable back height. Tilt tension control with tilt lock. Arm pad angle is adjustable. Features arm height, width and depth adjustments. Rolling design for mobility. Assembly required. Backed by the manufacturers limited lifetime warranty. GREENGUARD Gold 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.