Baker Mayfield is a top seller among Oklahoma Sooners signed sports memorabilia. This Baker Mayfield Oklahoma Sooners Framed Autographed Jersey - Beckett Authentic has been hand signed by Baker Mayfield and will come with a Certificate of Authenticity from Seller. Sports Collectibles Online is your one stop shop for signed Baker Mayfield Autographed Jerseys. Your order ships out same day and is backed by Sports Collectibles' 100% Money Back Guarantee. This item is brand new and in pristine condition.