A system from the Fischer brand developed with the needs of different consumer groups in mind - amateurs, athletes, men and women. Each boot is dedicated to a specific group, with specific features to best suit the user.

It involves maintaining an ideal and constant body temperature, which is made possible by the special properties of the material. The material is designed to adapt to the changing external and internal conditions of body heat, allowing it to maintain thermal comfort regardless of physical activity or changes in ambient temperature.