*SALE* High Back Desk Chair with Adjustable Lumbar Support, Headrest & 3D Metal Armrest - 130° Rocking Mesh Computer Chair. 【Adjustable Mesh Chair】You can adjust lumbar support height and depth; headrest height and angle; armrest height, angle, forward & backward; seat cushion height; tilting angle up to 130°and rocking resilience to your personal most comfortable position. 【Unique Metal Armrest】Compared with all other ergonomic desk chairs' plastic 1D armrest, our stainless electroplating metal 3D armrests with bigger, thicker & softer PU paddings are much more durable and best fit to your favorite position.