This is a Tennessee Titans Signed OFC Riddell NFL Authentic TB Full Size Helmet – 7 HOF Titans/Oilers Franchise Legends include: Earl Campbell,Bruce Matthews, Elvin Bethea, Warren Moon, Mike Munchak, Curley Culp , Ken Houston. Bold full black signatures, each with their HOF Induction Year. Some sigs have minor bubble, as shown & sold as is. Athlon obtained this helmet from the Entire Collection of the Late Legendary Bob Hyde “Mr. Oiler”, Estate. PSA Authentication #2n75346 and Certificate of Authenticity from Athlon Sports Collectibles.