What Our Gearhead(R) Experts Are Saying: "I've used the Tirill Thermal Tight 2. 0 on cold trail runs and brisk morning hikes. The soft interior keeps me warm, and the weather-protective panels really do make a difference when the wind picks up. The wide waistband and drawcord make them fit perfectly without digging in." When the cold tries to keep us indoors, we pull on the Kari Traa Tirill Thermal Tight 2. 0 and head straight into the elements. Designed for high-output activity in cold conditions, these tights combine cozy warmth with weather-resistant protection where we need it most. Whether we're running, hiking, or training outside, they help us stay focused on the movement-not the temperature. A blend of stretchy, moisture-wicking polyamide and strategically placed weather-protective panels shields us from wind and light precipitation. The high waist offers core coverage and a secure feel, while an interior drawcord helps dial in the fit. Finished with a side pocket for essentials and reflective detailing for visibility, the Tirill Tight 2. 0 is a cold-weather essential that adapts as we move.