Disney Marvel Chris Hemsworth as Thor in The Avengers Autographed 8x10 Photo Matted to 11x14 Size Disney Marvel Chris Hemsworth as Thor in The Avengers Autographed 8x10 Photo Matted to 11x14 Size Original autograph(s)  no copies or reprints Comes with Certificate of Authenticity from seller with date and place of signing whenever possible Lifetime guarantee on authenticity or full refund given Comes in a protective sleeve with an acid-free backing board