Keep your feet warm and toasty in the most extreme conditions with the ThermaCELL Rechargeable Heated Insoles. With three temperature settings – No Heat, Medium, and High – you are in control of the temperature. The remote control easily fits into your pocket or attaches to a zipper or belt. High-tech wireless thermal technology does not use wires, cords, or attached batteries. The insoles are powered by rechargeable, lithium-ion polymer batteries built right in. With a charge that lasts up to five hours of continuous use on medium heat, your feet stay warm as you enjoy the great outdoors in all conditions. Two heated insoles with rechargeable lithium-ion polymer batteries, a remote control with battery, lanyard, drawstring travel bag, global charger, and an instruction booklet included. Water-resistant finish. Imported.