This Bob Stoops Oklahoma Sooners Full Size Schutt Authentic Helmet - JSA Certified Authentic comes with a Certificate of Authenticity (COA) from JSA. The product has been personally hand-signed by Bob Stoops. Sports Collectibles is the online leader in authentic Bob Stoops signed memorabilia. Your order ships out same day. Commemorate the career of Oklahoma Sooners great, Bob Stoops with a certified collectible at a great value.