The Girelo Modern Executive High-Back Mesh Ergonomic Office Chair w/ Tilt and Chrome Base (Black w/ Black Rim Wheels) 360-degree swivel rotation Fully adjustable height and tilt tension Sturdy, heavy-duty chrome base, frame, and armrests with removable covers Specialized breathable mesh material resists wear and tear while keeping you comfortable and cool Modern one-piece contoured seat for style and comfort, with a high back for full-body support