These authentic US postal stamp cufflinks feature a picture of the famous American clergyman, activist and prominent leader in the African-American civil rights movement, Martin Luther King, Jr., whose main legacy was to secure progress on civil rights in the United States. He is still he frequently referenced as a human rights icon today. - Approximately 3/4" by 3/4" - Authentic US Postal Stamp - Rhodium Plated Silver - Bullet Backing.