Heavy US Navy BM Boatswain's Mate MOS Patch 4 1/2" X 3 1/4 with Iron-on Backing Show your 'NAVY PRIDE' as a US Navy BM Boatswain's Mate - the 'Backbone' of the NAVY! Great Detail and stitching - Great for a jacket or vest Excellent gift for a US Navy BM Boatswain's Mate Veteran Owned and Operated Business An awesome patch for any US Navy BM Boatswain's Mate. This patch is detailed and heavy patch with the iron-on adhesive backing giving more durability. Great gift idea. Veteran owned and operated business.