ERGONOMIC DESIGN: Office chair designed with ergonomic construction. Our gaming chair have removable headrest pillow and lumbar cushion offer your neck and waist full support when you rest on it. It also features a variety of reclining locking positions.MULTI-FUNCTION: Adjustable height, back angle and recline locking system to lock the back at any angle up to 135°; wider armrests can be adjusted. executive chair is equipped with freely adjustable lumbar support and a headrest pillow to protect your spine and neck.Vertical adjustable armrests provide a comfortable position for your arms.HIGH-QUALITY MATERIAL: Smooth PU leather, added seat cushion, and desk chair lumbar & headrest pillows offer added support and comfort. Heavy-duty base and nylon smooth-rolling casters for great stability and mobility.EASY ASSEMBLY: Gaming chair is very easy to put together. Our office chair structure is very simple.Just follow the instructions and start enjoying your new chair in less than 15 minutes Our chair comes ready to assemble, with all the hardware and necessary tools.WIDE APPLICATIONS: Racing office chair is an ideal seat of choice for working, studying and gaming. It will make your space more modern and elegant,and make you more comfortable.HIGH-QUALITY MATERIALSmooth PU leather, added seat cushion, and desk chair lumbar & headrest pillows offer added support and comfort.