Wrap yourself in warmth with the Zone Long Sleeve Half Zip Baselayer top. The merino wool fabric with the patent BodyfitZone technology creates a perfect blend of heat and ventilation. With resistance to odor, the top stays fresh despite wearing repeatedly for days. Additionally, the gusseted panels improve hand mobility at the joints. It has a round neck and half-zip closure for removing or putting on the top. The flatlock stitching at the seams creates a tailored look.