SRT Knit Hat. OSFM = ONE SIZE FITS MOST COLOR: OLIVE DRAB on BLACK. NOTE: Must Be Authorized to purchase this item. This means you are a CURRENT or HONORABLY RETIRED CERTIFIED CONSTABLE, DEPUTY or OFFICER with ID 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!