Comprised of the driest fiber on earth, the L/S Crew grabs moisture away from the skin with Lifa® Stay Dry Technology™ to keep the upper body warm and dry for all-season athletic use. The modern Lifa® striping highlights classic mountain style while low bulk cuffs and flat lock stitching reduces chaffing and eases movement for longer days outside. HH®Dry™ Your second skin and the heart of our effective 3-Layer System™. It is a moisture super highway creating a dry layer next to the skin, keeping you comfortable during highly aerobic activities in a wide range of conditions. :