Not all shirts were created equal. Duckworth's Vapor Tee is a customer favorite, and with good reason. Made with our proprietary Vapor Wool fabric, this Merino Wool T-Shirt is lightweight, soft, cooling, antimicrobial (odor-free), moisture-wicking and ultra-fast-drying. This versatile shirt can handle whatever adventures you're planning - whether you are hiking, biking, running or just running errands around town, a Merino Wool T-Shirt will keep you comfortable and looking stylish. It's time you own a T-shirt performance-tested by the rugged mountains of Southwest Montana. American-made with Montana wool, this men's T-shirt is available multiple colors. Composition: 38% Montana Merino Wool, 50% American Polyester, 12% Modal (beech wood pulp) Weight: 150 gsm