The new Custom Ski Pro Mesh is designed for skiers who are looking for unrivaled comfort and performance. Materials that are easier to mould to the feet, and an IonmeshA(R) top layer, which makes it easier to slip your feet into your ski boots. - Thin foam top cover: Cushioning in low shoe volume - Narrow shape: For narrow boots - TransfluxA(R) reinforcement: Foot support & rigidity - PodiafixA(R): Precision Custom technology requires the intervention of a professional. This is a comfort solution, not a medical orthosis.