As a hunter, you have to deal with rapidly changing conditions. Sometimes in the same hour. Thin and light, our Merino wool pullover is designed to keep you comfortable no matter what the weather around you is doing. We selected 100% New Zealand Merino Wool for this Pnuma hunting base layer. Gusseted underarms and contoured elbows guarantee ease of movement and Pnuma SilverStrike™ anti-microbial to this exceptionally-designed, high-performance hunting base layer to keeps you and your base layer smelling fresher, longer.