Women's thermoactive underwear 4F – warmth and comfort during winter activities. Designed as the first layer of clothing, it is perfect for the slopes and during winter training.  4FSkin technology ensures that the material adapts to your figure like a second skin, and the seamless construction eliminates the risk of abrasions and irritation. The leggings dry quickly, thanks to which they provide comfort even during intense exertion.  The high waist and full leg length protect against the cold, while the slim fit ensures freedom of movement and a good fit in all conditions.