The LIFA Merino Midweight collection is perfect for any type of activity in cold weather. We combined a 100% merino wool layer with our proven LIFA Stay Warm tech in a 2-layer construction. LIFA Merino Midweight delivers all the breathable warmth of merino wool fibers, plus the unique moisture management properties of LIFA fibers. Basics don’t need to be boring; we upgraded the top with cool graphics.