The 2025 Onyx Vintage Baseball Base Series 1-Pack includes 5 standard-sized baseball tradina cards featurina plavers from the Maior Leaque Baseball (MLB). Manufactured by Onyx in the United States, these English-language cards are made of card stock and belona to the 2025 Onvx set. This pack is a must-have for baseball enthusiasts looking to add to their collection of sports trading cards, especially those interested in vintage baseball cards. The cards are not vintaae themselves. but offer a nostalaic feek through their design and content.