Our Lifa Merino Midweight collection is perfect for any type of cold weather activity. We combined a 100% Merino wool layer with our proven Lifa fiber technology in a 2-layer construction. This Lifa Merino Midweight layer delivers all the breathable, natural warmth of Merino wool, plus the unique moisture management properties of Lifa fibers. A distinct 2-in-1 base layer with 100 Percent merino wool exterior and 100 Percent LIFA stay warm technology interior. Lifa merino midweight is ideal for any type of activity in cold weather. A 2-in-1 base layer with 100 Percent merino wool combined with Lifa stay warm technology in a two layer construction. LIFA merino midweight delivers all the ideal benefits of merino wool fibers plus the distinct properties of technical LIFA fibers. Two layer construction, 1/2 zip construction, 100 Percent merino wool exterior, 225 g LIFA merino fabric, non-itch, flat lock seams.