This is the red version of the squadron patch for MALS-11 ‘Devilfish’. Marine Aviation Logistics Squadron 11 (MALS-11) is an aviation logistics support unit of the United States Marine Corps, part of Marine Aircraft Group 11 (MAG-11), currently based at Marine Corps Air Station Miramar and also part of the 3rd Marine Aircraft Wing. This patch comes with velcro already on the back.
