No more aching feet on the slopes! Thanks to the Thermo CRT Slim inner shoes from Sidas you can enjoy your ski days to the fullest in the future.

The thin 100% thermoformable liner Thermo CRT Slim from Sidas is suitable for alpine skiing and cross-country skiing where space in the boot is limited. Developed with the same technology as the CRT, it is characterized by its light weight and sophisticated design.

The removable tongue is thermoformable and can be replaced with a foamable tongue from Sidas or the Heat ready heated tongue.

Features:
• Merrymesh lining for comfort and lightness
• Shank: high flexibility, accompanies the rolling of the foot
• Thin removable tongue
• EVA side thicknesses for precision, support and comfort