Material:Soft Gel and Flannel</br>2-layer detachable design: you can adjust the height by attaching or detaching the removable insert, allowing you to increase your height freely.Two Layers height rises about 1.18''/0.79''each.</br>Soft springy and comfortable silicone insoles with good damping effect, helping to relieve your foot pain and fatigue when walking and suitable for standing a long time.</br>Invisible design makes nobody notice you wearing them.</br></br>Product Description</br></br>This set of pads is that they are adjustable. A stacked set which can be taken apart to adjust how high you want the heel raised which can serve multiple purposes: 1. height increase 2. keep ankles from rubbing shoes/boots 3. amount of cushion needed in heel area.</br><br/>http://www.amazon.com/gp/product/B0107OQX72