The product is a lot of three 2019 Bowman Jake Mangum Refractor trading cards, featuring his first Bowman rookie card. These sports trading cards are part of the Bowman set for the 2019 season and are highly sought after by collectors due to their rarity and potential future value as Mangum's career progresses. The refractor design adds a shiny and eye-catching element to the cards, making them even more appealing to fans and collectors alike.