Icebreaker makes underwear, t-shirts, socks and more in merino wool. In different thickness to fit different activities and temperatures. Very comfortable and very easy to get addicted to.
Launched in 1994, Icebreaker was the first company in the world to develop a merino wool layering system for the outdoors. It was also the first outdoor apparel company in the world to source merino direct from growers, a system it began in 1997.
There are now 10 distinct pure merino fabrics in the Icebreaker system, covering underwear, mid layer, and outerwear.