The Sidas Winter + Slim insoles provide a thin support structure for narrow ski boots. Flashfit customization requires a professional with the appropriate fitting equipment.
| Feature | Specification |
|---|---|
| Use / volume | Ski boots; narrow, low-volume fit |
| Top cover | Ionmesh; cushioning and antibacterial treatment |
| Reinforcement | Transflux C; support and stability |
| Support structure | Podiaflex N |
| Customization | Flashfit; manufacturer states under 10 minutes with professional equipment |
Manufacturer size and dimension illustrations are retained below.