{"product_id":"oklahoma-john-mateer-authentic-signed-speed-mini-helmet-bas-witnessed","title":"Oklahoma John Mateer Authentic Signed Speed Mini Helmet BAS Witnessed","description":"\u003cp\u003e\u003cstrong\u003eAutographed and signed Oklahoma Sooners memorabilia — this John Mateer Speed Mini Helmet is BAS Witnessed and collector grade, making it a verified authentic piece for serious NCAA collectors.\u003c\/strong\u003e Oklahoma football stands among the sport’s blue bloods with seven claimed national championships and a tradition of winning that spans generations. The program has produced multiple Heisman Trophy winners and dozens of NFL first-round picks, which is why OU helmets remain a core target for long-term collectors.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCollector's Highlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfession - Athlete:\u003c\/strong\u003e John Mateer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e Oklahoma Sooners Speed Mini Helmet, hand-signed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Beckett Authentication Services (BAS) – Witnessed Protection Program with tamper-evident hologram and scannable QR; BAS sticker serves as full authentication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAuthenticated by Beckett, this piece carries the assurance collectors look for when protecting value over time. It comes from a supervised signing where a BAS representative witnessed the autograph, and the affixed BAS hologram with QR code provides quick, permanent verification. Photos are representative; each autograph is hand-signed, so signature placement and strength can vary—every piece is one of a kind. A verified authentic Sooners helmet signed by John Mateer that delivers display-ready appeal with the backing collectors trust.\u003c\/p\u003e","brand":"Press Pass Collectibles","offers":[{"title":"Default Title","offer_id":45891330080812,"sku":"BAS-071426JMSPDMINIOU","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/img_1011_342b7546-7847-47fc-9888-b793b7a6fe6e.jpg?v=1785493172","url":"https:\/\/www.pristinemarketplace.com\/products\/oklahoma-john-mateer-authentic-signed-speed-mini-helmet-bas-witnessed","provider":"Pristine Marketplace","version":"1.0","type":"link"}