100% Cotton Cotton American Flag Biker Doo Rag Flydanna. Heat transfer images. Celebrate: Veterans Day, Memorial Day, 4th of July, Presidents Day and more. Lightweight enough to wear under a helmet , hat or baseball cap. Buy Caps and Hats Brand Tag attached. Patriotic American Flydanna Flag head wrap. 100 percent Cotton, unisex design to fit many men, women and some teens. May not fit larger heads.