Mesh A quintessential investment for your office – the H3 Enjoy is our standard sized headrest, offering great adaptability at a price, and continues to be our most popular model. Comfortably marrying all users under 5’11. Lead colour – perfectly matches your Herman Miller Aeron mesh chair with lead. Fully Adjustable – Three different adjustment options allow you to fully customize your experience, ensuring your comfort is tailored to your personal preferences. The headrest “locks” in any position for solid support, but can still be freely adjusted by hand without having to get up from your chair. The patented design is suitable for all models of Herman Miller Aeron chair and configurations. PLEASE MESSAGE US IF YOU HAVE ANY OTHER QUESTIONS, AND MANY THANKS FOR READING ALL OF THIS.