Choose the item number of the Army/Medical pin that you would like in the drop down menu above. The image below shows what the pins look like, the dimensions and color. Most of these pins are made from a zinc or pewter alloy that is plated in gold, silver, or bronze. Some of the pins feature a colored enamel design. Specifications: - Army/Medical Lapel Pins - Pin back closure with a safety catch. - Perfect for pinning recognition, ceremonies and graduation gifts.