Merino Mesh LS zipper Top 1:soft, warm,Breathable, Non-itchy 2:Anti- ... about 30% faster than synthetic fabric,and,unlike synthetics,is fire resistant and wool fibers can absorb and neutralize odors ... . Our high performance wool is water repellent,naturally elastic,and long-wearing for years of ... Bicyling,Jogging,Camping,Working outdoors... Men's Merino Mesh Zip LS