Odlo I-thermic X-warm

"Experience ultimate comfort and warmth with the I-Thermic X-Warm Base-Layer-Tights from Odlo, specially designed for women who love skiing. These innovative functional underpants are equipped with an integrated heating system that can be controlled via your smartphone. This allows you to use the heat specifically where you need it most, be it on the ski lift, during a break on the slope or during après-ski. The intelligent technology makes it possible to regulate the temperature via the Clim8 app by activating the woven-in sensors in different areas of the body."
"The I-Thermic X-Warm Tights not only offer outstanding freedom of movement thanks to their slim fit, but also excellent moisture management, which is particularly beneficial during intensive activities. The body-zone specific design ensures that you always feel comfortable without having to put on or take off additional layers of clothing. Even in remote areas, you can set the comfort temperature via a rechargeable battery that is conveniently stored in a special pocket"
"These tights are the perfect choice for anyone who wants to spend the whole day on the slopes without sacrificing comfort and warmth. The breathable properties also ensure that you stay dry and at a pleasant temperature even during intense exercise. With the I-Thermic X-Warm from Odlo, you are ideally equipped for all the challenges that winter has to offer."