LumbarLogix Lumbar Support for Herman Miller Aeron Chair - Size B The extremely versatile Classic Aeron Chair has a lumbar support that can be adjusted to fit the contours of your body. The Lumbar support pad can be positioned with a thinner or thicker side facing you to vary the level of support provided. The Lumbar Pad increases the comfort of the chair for those who like to recline as they sit. Features: Compatible with Classic Aeron Chairs (Sizes B), Classic Aeron Stools, and Classic Aeron Side Chairs. Gives you a perfect balance between firmness and softness and contour of your lower back. Helps prevent back pain by supporting your lumbar region. Depth can be set at 3/4 or 1-1/4 by sliding the lumbar pad off and flipping it around. Ideal gift for individuals that suffering the lower back pain and sit for long hours. Find your Aeron Chair Size and order a correct lumbar size for it: To find the size of a Classic Aeron Chair, stand behind the chair and feel for the raised dots under the top edge of the back frame. One dot is for small size, two dots in a row is for medium size and three dots in a triangle is for large size. Cleaning and Care Instructions: For normal cleaning, wash plastic surfaces with a soft cloth soaked in mild detergent and warm water. Rinse thoroughly and dry with a soft cloth. Do not use solvents or abrasive kitchen cleaners. 100% Money Back Guarantee: Make your life more comfortable and if we cannot accomplish that, you can anytime reach us and we will be there to help you. We welcome a refund of full money back, in case you are not satisfied with our product. Grab your lumbar's support now just click on Add to Cart button.