Style meets comfort with the WorkPro 9500XL Series Big And Tall Mid-Back Multifunction Office Chair. With sleek lines and a contemporary look, this office chair fits right in with your office decor. The fabric seat provides lasting comfort and the mesh back helps promote airflow to keep you cool during the workday. With its extra-large construction, the adjustable desk chair offers durability and support, and the waterfall seat and adjustable lumbar help minimize leg and back stress, so you can focus on your phone call, e-mail or presentation. Ergonomic design allows for comfort.Recommended for professional use 8-10 hours per day. Weight capacity tested to support 400 lb. Overall Dimensions: 38-5/16inch to 44-7/8inch H x 26-3/8inch W x 26-15/16inch D. Lumbar support. Waterfall seat cushion. Breathable mesh backrest. Fabric seat. Pneumatic seat height adjustment. Forward seat tilt and back tilt adjustments. Seat slider. Adjustable back height and lumbar. Adjustable T-arms. Nylon base with casters. Meets and/or exceeds ANSI/BIFMA performance standards. Assembly required. Black mesh back office chair features a black fabric seat. Seat is upholstered with premium fabric – a thicker and heavier woven fabric for added durability. GREENGUARD certified – certified for low chemical emissions: UL.COM/GG – UL 2818. Ranked in two tiers: Certified and Gold. 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.