XTM's Merino Top is the warmest available base layer that manages to be quite breathable at the same time. By using actual wool the base layer wicks away moisture from your skin keeping you dry all day long.
Want to know what size you need for your next snow gear purchase? You have come to the right place. Click through the links for more detailed info.
Please use this diagram when sizing outerwear.
100% Australian Merino Wool