US Navy Custom Ship Cap Coyote Navy Search and Rescue SAR Insignia US Navy Custom Ship Cap LA Class 688i Submarine USAMM US Navy Custom Ship Cap Coyote Navy Search and Rescue SAR Insignia Coast Guard Custom Ship Cap Navy Search and Rescue SAR Insignia USAMM US Navy Custom Ship Cap Sotoyomo Class Tug Boat USAMM. 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)