Women M Helly Hansen H1 Pro Lifa 1/2 Zip Baselayer Merino Wool Blue Hooded

60% merino wool, 40% polypropylene. Helly Hansen's answer to regulating heat while in the cold Merino wool excels at thermal regulation and odor control Lifa Technology enhances moisture management and quick-dry comfort Thumbholes keep your sleeves in place under other layers Seamless construction keeps you warm and comfortable from first chair until your last lap Helly Hansen's H1 Pro Lifa 1/2 Zip Baselayer is designed to keep you just the right amount of warm on all of your winter adventures and excursions. Merino wool, Lifa technology, and body mapping technology distribute warmth appropriately. The hood adds an extra option to increase your overall coziness and the thumbholes ensure that your sleeves don't get bunch up under your other layers. The seamless construction keeps you comfortable during your long days on the hill, from sun up to sundown.