Product details:

Stay comfortable and productive while you're at the office thanks to the Sinfonia Sing Ergonomic Mesh High-Back Armless Task Chair. Utilize seat height, headrest height and tilt tension adjustments to find the position that's most comfortable for you. Overall Dimensions: 44-3/4"H x 28-5/16"W x 28-5/16"D. Weight capacity tested to support 300 lb. Copper-infused mesh seat, back and headrest. Ergonomic task chair with adjustable lumbar support. Padded seat. Built-in, adjustable headrest. Pneumatic seat height adjustments. Tilt controls. Easy-glide casters. Assembly required.