It is DISCOMFORTABLE to be exposed to the cold. Imagine having warm, comfortable feet while working outside, creating a snowman, going on a hunt, fishing, skiing, or snowboarding trip, or just having fun!
Features:
less than 60 seconds to warm up
Designed to resist harsh, icy winters
in any type of shoe, ski boot, or snowboard boot
both men's and women's heated socks
Used and endorsed by hunters and ice fishermen in Norway (can resist -25° C!).