icebreaker men’s clothes are made with the finest quality merino wool for versatile warmth and comfort. Merino fiber is naturally lightweight, odor-resistant and breathable, so you can wear it more between washes and stay feeling comfortable all day. Our base layers are made with superfine merino, sourced from our growers in New Zealand. Wear them as thermals under your winter clothes, or as your first layer for winter adventures. Our men’s underwear is soft and breathable next to your skin. And our tops mid layers and sweaters are soft and warm and regulate your body temperature in both warm and cool conditions. For your insulating outer layer , our jackets combine durable protection with naturally breathable merino wool next to your skin.