Rothco's Polar Fleece Watch Caps are lightweight, breathable, and offer both comfort and warmth. Features Lightweight And Breathable Polar Fleece Material For Enhanced Warmth And Protection. Comfortable Soft Fleece Won't Itch Like Typical Wool Caps. One Size Fits Most. Polar Fleece Beanies Are Used By The U.S. Military. Great For Cold Weather Activities Such As Skiing, Hiking And Hunting