The technical top Men's Intraknit Thermal Merino from Smartwool is ideal for all winter outdoor activities. It's made from a combination of merino wool, polyester and elastane that offers a high level of comfort and guarantees total freedom of movement. Intraknit technology provides good articulation between insulation and ventilation. The fabric has the advantage of drying super fast, is comfortable and very easy to care for. Smartwool M's Classic Thermal Merino 250 3/4 features: Slim fit53% merino wool, 44% polyester, 3% elastaneIntraknit technology: insulation, articulation and ventilationQuick-dryingSeamless breathable meshRibbed elbows for added strengthWeight: 208 g This description is an automatic translation. Please contact us if you have any further questions. Technical underwear Smartwool ---M's Intraknit Thermal Merino Shale Angled