The product is a set of 1999 Skybox Baseball Metal Universe retail packs, each containing 12 unopened packs, with original retail box. These packs feature standard-sized baseball trading cards made of metal, showcasing players from Major League Baseball (MLB). The set is from the 1999 Upper Deck collection, making it a sought-after item for sports card collectors and fans alike. Each pack holds the potential to uncover valuable and rare baseball trading cards, adding excitement and nostalgia to any collection.