A Buffalo Bills Speed Flex Authentic Lunar NFL Helmet hand signed Damar Hamlin. The item and signature are in excellent condition. In addition to signing his name, Damar also inscribed "One Heart Beat" on the item. Damar is a Football player for the Buffalo Bills. He was drafted in the 2022 NFL Draft. He played college football for the Pittsburgh Panthers. AUTHENTICATION: Your item is tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records, which include a proof picture from the signing.