Upgraded heel pulling insert - The heel pulling insert is made of high-quality silica gel and fabric, durable and comfortable, suitable for leg length difference, heel pain, heel spur and heel tendonitis. Adjustable Design - You can adjust the height to suit you by adding layers. These layers can be used individually or in combination. Each lift of the heel can reduce the pain of both feet and increase the height Comfortable and reusable - High quality rubber construction provides heel support. It is flexible but firm, easy to clean and durable, so it can be cleaned and reused for many times. Support long walks, runs, hikes, dances, or any other activity. Suitable for most shoes: This heel pull insert is self-adhesive. Put them on, they won't slip and support your heels. They are very suitable for wearing high heels, formal shoes, boots and other types of shoes Style: Men's size: 11 * 6.4 * 0.5cm (L * W * H)