The product is a 2026 Bowman Chrome Blue Sapphire 1st Autographed Baseball Card of MLB player Wei-En Lin from the Oakland Athletics. This card is a parallel variety with a blue crackle design, featuring a serial number of /199. It is a rookie card from the 2025 Bowman Bowman Chrome Baseball set, signed by Wei-En Lin, making it a valuable addition to any sports trading card collection.