Scarpa Pro Flex TK Liner

This liner is specifically engineered for the Scarpa W TX Pro. While it may physically fit into other shells, it is designed to match the specific volume and flex characteristics of the W TX Pro, so we do not recommend using it in other models.

Yes, for the best results, we strongly recommend having these liners heat-molded by a professional boot fitter. They have the specialized equipment and experience to ensure the foam expands correctly to your foot shape without compromising the integrity of the liner.

The Pro Flex TK is designed as a high-performance upgrade. It typically offers a more precise, customized fit through its thermoformable foam construction, which helps eliminate pressure points and provides better responsiveness for telemark touring compared to standard stock liners.

Yes, the liner features lightweight insulation specifically chosen to balance warmth with the breathability required for active touring. It is well-suited for cold backcountry conditions, though individual warmth needs can vary based on your circulation and sock choice.

The most important step is to remove the liners from your boot shells after every use to let them dry completely. This prevents moisture buildup, which can degrade the foam over time and lead to odors.