Rothco Deluxe Thin Red Line Watch Cap. Show your pride for firefighters with this watch cap embroidered front and center with the thin red line flag. The cap is made from 100percent Acrylic Fibers to keep you warm in the winter. Specifications for Rothco Deluxe Thin Red Line Watch Cap: Manufacturer: Rothco Gender: Unisex Age Group: Adults Color: Black Fabric/Material: 100percent Acrylic Features of Rothco Deluxe Thin Red Line Watch Cap Material: Acrylic Material Specs: 100percent Acrylic Package Contents: Rothco Deluxe Thin Red Line Watch Cap Rothco Deluxe Thin Red Line Watch Cap 5433