The product is a 1990-1991 Skybox NBA Basketball Cards Series 1 factory sealed box, featuring standard-sized trading cards made of card stock. This vintage set includes cards from the National Basketball Association (NBA) with an emphasis on Michael Jordan, who was a key player in the NBA Finals during that season. The box is a 1st edition release by SkyBox, a US manufacturer known for producing basketball trading cards. This collectible item is a must-have for fans and collectors of basketball memorabilia from the 1990s.