Lightweight, functional and perfect for active days - the SIERRA140 LS with a classic round neck impresses with its breathable comfort and pleasant fit. The ultra-light SIERRA texture in ADVANCED WOOL 140 provides excellent moisture regulation and natural odour protection - ideal for intense activities in mild weather.ADVANCED WOOL 140 for optimal breathability and comfortLightweight and quick-drying Merino base layer with natural UV protectionBreathable, odour-resistant and moisture-wickingShort-sleeved t-shirt with a round neckIdeal as a base layer for warm winter days and cool summer activitiesFit: slim fit / close to the body / fitted