Our Lifa® Merino Midweight Pants perform in any type of cold weather activity so you can get outside and stay outside. We combined a 100% Merino wool layer with our proven Lifa® Stay Warm Technology 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. These base layer pants are fitted for optimal mobility without bulk. 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.