1000's of Sports Cards & Autographed Memorabilia available. All items come with a matching serial numbered tamper proof hologram on the item and on the certificate of authenticity as well unless otherwise stated. Every item has been signed in the presence of an RK Sports Promotions representative or trusted affiliate. If an RK Sports Promotions representative was not present, the item will have a COA from JSA, PSA/DNA, Beckett or SGC.