Tactical 365 Operation First Response Pair of Medical Personnel Caduceus Collar Pins (Nickel) SUPPORT A WOUNDED WARRIOR - A Portion of the Proceeds are Donated on each Product Sold! Operation First Response is a Wounded Warrior Charity that helps Wounded Warriors & Their Families. APPARENT QUALITY - Precise casting, tight tolerances, polish and color create a refined final product that stands out. HOLDS ON - Clasps and pins are built with longevity and daily use in mind. Won't slip or snap, always ready to be presented. MADE FOR HEROES Doctors - Nurses - EMS - EMT - More!