"Boatswain’s Mate Petty Officer 1st Class is an official rank of the United States Navy. They train, direct, and supervise personnel in ship's maintenance duties in all activities relating to marlinspike, deck, boat seamanship, painting, upkeep of ship's external structure, rigging, deck equipment, and boats. Having a red on blue finish indicates less than 12 years of service. This Navy insignia is ready to be worn on the official United States Navy uniform and can be easily sewed onto your uniform of choice. This regulation size rank is made 100 percent in the USA.