This Leo Chenal Autographed Kansas City Chiefs Riddell Super Bowl LVII Champs Speed Mini Helmet - Beckett Authentic is an excellent piece of sports memorabilia for any Leo Chenal fan or Kansas City Chiefs collector in your life! This Leo Chenal autograph has been guaranteed authentic by Beckett and includes an ID number, verifiable on the authenticator's website. All autographs are backed by SportsCollectibles.com's 100% Authentic Guarantee.