Mons Royale Icon Men's Functional T-Shirt * material: 83% merino wool, 13% nylon and 4% elastane * 140 Merino Air-Con™ (140g) - ultralight fabric that provides excellent breathability, odor control and temperature regulation. * quick-drying material * short sleeves * round neck * looser cut * light weight * thermal T-shirt, sports T-shirt