Blue Black Silver Gold Graduation Invitations Viewing designs 1–5 Police Thin Blue Line Law Enforcement Retirement Invitation$2.77 Cap, Diploma, Stars, Royal Blue & Gold Graduation Foil Invitation$3.80 Modern Silver Black PHOTO Graduation Invitation$2.65 Police Thin Blue Line Photo Retirement Party Invitation$2.77 Police Thin Blue Line Flag Photo Retirement Party Foil Invitation$3.95 This category contains 5 results.