THERMO FIT 1
The liners highlighted by the RL3, RL2 and RL1 labels, are made with a thermo-customizable ankle pad material. The liners must be heated throughout using a hot air blowing system (100°C x 10 minutes). After heating, it is possible to fit the boot and obtain the customization of the liner's Fit. The foot "Retention Level - RL", is proportional to the material density ; RL 1, "Low density" ankle pad material.