The VANGUARD US & QuarterMaster Insignia Disc Crest Set is a military authorized collectible pin set that features two different insignia designs. The set is designed for military enthusiasts and collectors who appreciate unique and authentic military memorabilia. Each pin is meticulously crafted and officially authorized, making it a valuable addition to any collection. These pins are a great way to show support for the military and commemorate important military milestones.