This lightweight headband features 100% traceable merino wool for soft, odor-resistant performance. Its double-folded design provides warmth and protection from sun and wind. Moisture-wicking and insulating even when damp, it offers a low-profile fit that layers easily under helmets, hoods, or beanies. Ideal for fast-paced mountain activities in mixed conditions, this ultralight headband weighs just 17 g and packs down small.