Brian Bosworth Signed Seattle Seahawks AMP Speed Mini Helmet - JSA W Auth *Black This is a hand autograph of Brian Bosworth of the Seattle Seahawks on a Riddell Football AMP Speed Mini Helmet. It has a James Spence Witness 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.