Helly's LIFA Merino Midweight collection is perfect for any type of activity in cold weather. They combined a 100% merino wool layer with theirproven LIFA Stay Warm tech in a 2-layer construction on this half-zip. LIFA Merino Midweight Base Layer delivers all the breathable warmth of merino wool fibers, plus the unique moisture management properties of LIFA fibers.
Features: