Nick Chubb Autographed Cleveland Browns F/S Speed Helmet- JSA W Auth *Black This is a Hand Autograph of Nick Chubb of the Cleveland Browns on a Riddell Football Full Size Speed Replica Helmet. This item has a James Spence Witness Protection Authentication, which comes with a JSA numbered sticker and a matching JSA certificate of authenticity. You can view this item on the SpenceLOA website and it shows when and where the item was signed. It was signed either at a public autograph appearance or a private signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical and brand new in great shape.