Hulk Hogan signed Detroit Silverdome light blue #3 actual stadium seatback. The light blue seat back is a #3 seat from a random row from the Silverdome. The Silverdome in Detroit was host to Wrestle Mania III. Item comes a Schwartz Sports Memorabilia tamper-proof numbered hologram and Certificate of Authenticity which can be verified online. Along with a Letter of Authenticity from RJM Auctioneers for the Silverdome seat back.