This is an autographed full size replica helmet that has been hand signed by Christian Okoye and inscribed "Nigerian Nightmare, 2x Pro Bowl, and 2x All Pro". This comes with a certificate of authenticity from PSA. Another great product brought to you by Grade A Collectibles. Ask us about framing your memorabilia! Please feel free to message us about any questions you may have regarding this item or any of our other items.