Jimbo Covert Autographed Chicago Bears Amp Speed Mini Helmet w/HOF - Prova *Black This is a hand autographed Mini Helmet of Jimbo Covert of the Chicago Bears. This is a Riddell Football Amp Speed Mini Helmet. This item is inscribed with HOF. This item has a Prova Authentication, which comes with a numbered sticker hologram. You can view this item on the Prova Authentication 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.