100% Merino wool, without mulesing from AustraliaOur finest underwear shirt in 100% merino wool with very good moisture transport. A garment that warms even if it is wet and has natural antibacterial properties. Merino wool short fibers make it itch but is wonderfully soft against the skin. The wool we use is of course certified without mulesing. The fabric is washed before cutting portions occurs which gives a 100% shrink and twist the garment. The result is a stretchy, super soft underwear shirt that warms just enough for medium-intensive activities. If you are frozen so you can supplement with an extra layer thermal garments. The garments are designed and built with elite athletes, it means they work great no matter what level you are at.