Crafted for the Dutch military, using the DPM (disruptive pattern material camouflage). This Paratrooper Hat is composed of 65% / 35% cotton-polyester fabric. The ear flaps are designed to provide warmth and cover to your ears, neck, and chin. Originating in Russia during the early 1900s and gaining popularity during World War I as American pilots utilized these caps to combat the cold at high altitudes. Featuring a comfortable and warm fleece lining.