ATLAS FABRIC HEADREST for Herman Miller Aeron (Sizes A, B or C) NEW! Highly reviewed and praised. If you want a headrest that adjusts vertically, horizontally and the headrest itself tilts to accomadate any position, this is it! Designed by Herman miller veteran Robert Beck, specifically for the Aeron chair, backed by 5 years of rigorous testing and ergonomic research. Fits all sizes and vintages of Aeron chairs, exact color match to Herman miller graphite color. Ultra-soft cushion instead of hard plastic perimeter of competitive headrests, comfortable fabric upholstery instead of hair-snagging mesh. Generous cushion allows for side-to-side movement and wearing of headphones. I’ve tried lots of headrests this is the best in my opinion. Product information range: 6 inches of vertical, 3 inches of horizontal and cushion contour adjustment to match your postural mood throughout the day adjustment friction is calibrated from the factory, allowing up-down, in-out and tilt position to match your posture. The headrest stays in place wherever you put it. Tension on all axes is adjustable with a twist of a knob to suit individual preference. Fits 95% population fits all Herman miller Aeron chairs – sizes a, b or c. INSTALLATION OF ATLAS HEADREST FINAL ADJUSTMENT OF ATLAS HEADREST