Icebreaker’s natural apparel, which are made of superfine merino wool. Merino fiber is grown in the rugged Southern Alps of New Zealand, where it faces the ultimate field test. Durable, lightweight and soft, merino wool is warm in the winter and cool in the summer. Our versatile range of clothes includes base layers, men’s and women’s underwear, T-shirts and jackets. From city to mountain, hiking, skiing or laidback living, icebreaker is a sustainable choice for you and the planet.