Thermo Control Pants feature 136 g/m² Polartec Alpha Direct fabric, one of the thickest options for superior warmth retention. Its unique mesh construction promotes excellent breathability, preventing heat and moisture build-up. The fabric dries quickly and maintains insulation even when wet, ensuring consistent thermal performance in varying conditions. Ultra light, made to be worn as a throw on layer when the sun goes down or as a mid-layer under a rain jacket.