Warm your feet all day with Digitsole… This pair of connected heating insole is the invention of Karim Oumnia. This French engineer was already behind Glagla Shoes, said ventilated basket that allows free flow of air around the foot. About Digitsole: This sole is thin, lightweight and water resistant. It can be placed in almost any shoes. It replaces the original sole. The Digitsole charges via a USB cord. Once inserted into the shoe and connected to a Bluetooth 4.0 smartphone, you can set the desired temperature for your feet. The dedicated application also allows to measure the physical activity of the day with one click or to calculate calories burned. Want to pamper your feet, Digitsole is sure all your adventures.