From SmartWool, this pullover features: Solid tone Mock neck Long sleeves Quarter-zip closure Slim fit Pullover construction Intraknit™ technology: insulation, articulation, and ventilation are seamlessly integrated to help movement and comfort during high-intensity activities Moisture-wicking Thermoregulation Odor control Stretch fabric Merino wool/polyamide/elastane Machine wash/tumble dry Imported.