Soft and sleek but packing an Omni-Heat punch, this toasty midweight tight features a thermal reflective lining that traps your body heat without adding bulk.  Plus, Omni-Wick technology breathes and wicks sweat away from the body for times when your heart rate hits the red zone. The pant is stretchy, durable, and anti pilling and fits close to the body with a comfy, ergonomic cut. Fly for ease of use.