The product is a 2025-26 Topps Cooper Flagg Roundball Remnants Relic Jersey Player Worn - Rainbow card from the National Basketball Association (NBA). This sports trading card features a piece of memorabilia from player Cooper Flagg, who has worn a Dallas Mavericks jersey. The card is a parallel/variety Rainbow Foil, making it a unique and sought-after item for basketball collectors. With its rookie designation and ungraded condition, this card offers a valuable addition to any basketball card collection.