Topwon 1.8'' Two Layers Height Increase Taller Shoe Gel InsoleTopwon 1. 8'' Two Layers Height Increase Taller Shoe Gel Insole Material: Soft Gel and Flannel 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. Soft springy and comfortable silicone insoles with good damping effect, helping to relieve your foot pain and when walking and suitable for standing a long time.