They are made of stretchy spandex material that will ensure they fit comfortably on any feet and cotton for extra heat retention and warmth.
You can recharge their batteries once they are drained eliminating replacement costs associated with non-rechargeable batteries.
The heating element is designed to heat the toes and the upper feet area where its most cold.
You can adjust their heating temperatures through three different heat settings to fit your preferences.
Their battery packs are so easy to manage as they can be stored inside pockets located on the sides of the socks.
They are easily destroyed by machine washing.