The product is a 2019-20 Panini Mosaic trading card featuring Dylan Windler, a rookie player from the Cleveland Cavaliers in the NBA. This specific card is part of the Reactive Blue parallel variety, making it stand out with a vibrant blue prizm design. As an unsigned rookie card, it holds value for collectors and fans of basketball trading cards. This card, numbered 208 in the set, is a sought-after item for those looking to add Windler's rookie card to their sports memorabilia collection.