Yaktrax Thermal Insoles provide an easy and effective solution for people with cold feet. With a Radiantex layer that reflects warmth back to your feet and polar felt to trap the heat, these insoles are sure to keep your feet toasty. . Radiantex layer redirects heat back to feet and keeps moisture out. Blended polar felt traps in heat. Sold as one size, trim to fit. Heat rated to -13 F

About Eastern Mountain Sports
"The adventurer’s heart is a spellbinding mix of passions – a fire that burns to explore the limits of both nature and self. And to push those passions to the max every single time they take it outside, we at Eastern Mountain Sports know that every adventurer needs to believe in every single thing that’s in their pack – starting with the pack itself." --- Eastern Mountain Sports; More Details