Long-sleeved unisex shirt made from high-quality merino wool with a round neckline. The terry fabric is produced in a circular knitting process without longitudinal seams and offers excellent insulation properties. It provides warmth even when damp and performs exceptionally well in extremely cold temperatures. This thin functional underwear is designed to be worn directly against the skin as a moisture-wicking base layer. Woolpower products truly showcase their advantages here, as the material maintains the body's heat balance while simultaneously transporting sweat away. This thermal underwear provides optimal cold protection depending on the activity, in temperatures ranging from +10 °C to -20 °C. Ullfrotté Original is composed of 80% air. It is a knitted terry fabric, with one side being smooth.