Highlights: 1.ERGONOMIC DESIGN-This adjustable swivel chair is specially designed according to your body contour and offers extra lumber & back support, providing you with a high-performance comfort during your busy working days 2.SOLID CONSTRUCTION -1.8MM thickness steel frame, five-star iron base, and thickened wooden seat make LUXMOD ribbed Mid-Back Executive Chair sturdy and durable. Our desk chair is proudly tested and qualified BIFMA standard to sustain up to 320lbs 3.MID-CENTURY AESTHETIC-Inspired by classic mid-century aesthetic, the ribbed design gives a clean line yet sophisticated presence to complete your contemporary office space. A variety of colors are available to choose-classic black, stunning white, gorgeous gray. 4.EASY TO INSTALL -This office chair is super easy to put together. It only took 10-15 minutes to get fully assembled. All tools/parts are included in the package.