Detailed map of usa 50 states of america map ICDK Geo Map United States of America Map US Navy Custom Ship Cap Coyote Engineering Duty Officer EDO Insignia USA Maps States, Cities, and Geography United States Map Free printable maps of the United States. Customizable U. S. Navy Ship Caps Add the ship name, hull number and if you like, text on the back of the cap. Like all of our custom products, these caps are embroidered at our shop in Texas. Hat Specs: 85% Acrylic, 15% Wool. Structured, mid profile, six panel with pre curved visor, sewn eyelets, and adjustable hook and loop closure. One size. This item uses hook and loop fasteners. (See video)