Designed for hunters who demand warmth, comfort, and performance in the field, the Merino 1/4 Zip Baselayer delivers exceptional next-to-skin comfort with premium 18.5-micron merino wool. The 95% merino wool / 5% spandex blend provides natural moisture-wicking, odor-fighting, and temperature-regulating properties, ensuring you stay dry and scent-free through changing conditions.