The Montane Men's Slipstream Thermal Tights are high-performance thermal trail running tights for use in cold conditions. Whether running the trails or fastpacking, you can push your performance further with these thermally efficient leggings. Constructed from 4-wat stretch Thermal Dynamic fabrics for freedom of movement and brushed backs for additional warmth. There's also Granite Loft fabric on the thighs for addition wind protection and they've been finished with Polygiene odour control for multi-day freshness. Montane Men's Slipstream Thermal Tights