The product is a 2026 Topps Allen & Ginter trading card featuring John O'Callaghan, with a Blue Filigree parallel limited to 150 copies. The card is made of card stock and is an original licensed reprint. It belongs to the Green Filigree insert set and has a Gold Filigree variety. The card is in English and manufactured by Topps in the United States. It is a standard size sports trading card, specifically focused on lead vocals as a sport. This particular card is a short print, making it a rare find for collectors.