The Men’s INTRAKNIT Merino 250 Thermal ¼ Zip from Smartwool has everything you would want from a mid layer. The seamlessly integrated insulation and ventilation provide maximum breathability. Perfectly articulated flex zones and 3D mapping custom fit provide the freedom of movement needed to take on any activity. 100% Merino wool means it manages moisture, acts as an insulator, and keeps your body temperature regulated. The knit-in reflective elements keep you visible on your evening runs.
