The product is a set of 10 unopened sealed wax packs from the 1991 Donruss Baseball Series 1. Each pack contains 15 standard-sized trading cards featuring players from the Major League Baseball (MLB). These vintage cards are made of card stock and include features like short print, puzzle, rookie, and parallel cards. Manufactured by Donruss in the United States, these packs offer a chance for collectors to chase after various insert and checklist cards from the 1991 season. Perfect for baseball card enthusiasts looking to add some nostalgia to their collection.