Never get cold fee again with Digitsole, the heated smart insoles. Whether you live in a cold climate or work in chilly conditions, this connected heated insole is perfect for everyday use. A part of the Warm Series, Digitsole is activated with an app on your smartphones. You can control the temperature for each sole individually and, using the built-in thermostat, vary temperature by as little as one degree. Available in six sizes for both men and women, the Digitsole smart insoles are great for outdoor activities in the winter such as hiking, skiing, and shovelling, and perfect for those with a freezing commute. You can use the app to set and meet goals with the built-in activity tracker. View your distance walked, steps, and even calories burned. The Digitsole smart insoles are ergonomically designed with shock absorbing padded heels and arch support.