Adrian Peterson Autographed Signed Oklahoma Sooners Full Size Replica Helmet - Authenticated by BeckettEnhance your sports memorabilia collection with this Adrian Peterson autographed Full Size Replica Helmet. This Helmet was personally autographed by Adrian Peterson of the Sooners. Included is a serial numbered hologram and Certificate of Authenticity (COA) from Beckett Authentication Services (BAS). This autographed Replica Helmet is the perfect addition to any fan's collection!Authenticated by Beckett Authentication ServicesIncludes Beckett serial numbered hologram and COAAuthenticity of item can be verified online