The Headrest for The Herman Miller Aeron Chair Headrest ONLY – Chair Not Included H3 for, Graphite. Ergonomic Design: Engineered specifically for Herman Miller Aeron chairs, this headrest ensures optimal comfort and support for your neck and back. Adjustable Height: Easily adjust the headrest to your desired height for personalized comfort. Modern Aesthetic: Finished in sleek Graphite, this headrest complements the modern design of your Aeron chair. Durable Construction: Crafted with high-quality plastic and foam, this headrest is built to last and withstand daily use. Easy Installation: Designed to fit seamlessly onto your Aeron chair, this headrest is already assembled and ready to use.