Specifically designed for running (marathons and triathlons). The Solelution Sport - Running Insoles have been used with great success for years by many professional athletes and runners. The popular running insoles offer the best shock absorption and support during the landing phase, leaving ankle instability, painful knees, tired and overused feet and many other complaints in the past. The Solelution Sport - Running Insoles are also perfectly usable for flatfoot. Available in the sizes 3 - 12 (EU 36 - 47) and sold per pair.