DetailsLasting Size Chart Men's midweight, long sleeve sustainably sourced merino wool shirt. It's woven from the finest Merino wool so that it does not itch or scratch. The jersey is best suited for casual wear and as a first layer on winter days. The flat seams enhance comfort. The outstanding properties of Merino wool guarantee that the shirts remains free of odor, even after it is worn for a long time and can therefore go longer between washes. Material: 100% Merino wool, 230g/m2.