These warm and cozy Hvítanes thermal underwear are made from medium-weight Merino wool, and will guarantee dependable warmth through Iceland’s cold winters. Merino wool has a superior warmth-to-weight ratio and this base layer is made of one of the softest types of wool available. All seams of this piece of merino wool underwear are flat locked for exquisite comfort, and a half-zip is integrated at the front with a chin-guard covering the zipper slider. Our thermal long underwear for women are inspired from Scandinavian design and form part of a complete thermal set (top and bottom), enabling you to dominate the cold.Made from 80% merino wool and 20% polyamide. Hvítanes Womens Merino wool base layer