PUBLIC SAFETY DEPARTMENT City University New York Shoulder Patch. SIZE: 3 5/8" X 4 1/2" NOTE: Must Be Authorized to purchase this item. This means you are a CURRENT or Honorably Retired CERTIFIED POLICE OFFICER with ID CREDENTIALS. If new customer, please email us a copy of your credentials. NOTE: NO REFUNDS: PLEASE DO NOT ATTEMPT TO PURCHASE IF NOT AUTHORIZED TO DO SO. NO REFUNDS or EXCHANGES IF NOT AUTHORIZED TO PURCHASE AND YOU ATTEMPT TO PURCHASE ANYWAYS!