Ezekiel Elliott and Emmitt Smith co-signed memorabilia is extremely hard to find. This Ezekiel Elliott and Emmitt Smith Autographed Dallas Cowboys Riddell Full Size Speed Blaze Replica Helmet has been hand signed by the Cowboys running backs, Ezekiel Elliott and Emmitt Smith with the signatures authenticated by PSA and Beckett Authentication Services. Your package will included a Certificate of Authenticity from PSA and Beckett and matching tamper-evident sticker on the product. This product displays the past and future of the Dallas Cowboys offense. Shop with confidence as these Ezekiel Elliott and Emmitt Smith signatures are 100% authentic. Sports Collectibles backs this product with our 100% Money Back Guarantee.