The 2019 Panini Diamond Kings DK Materials Cionel Perez #DMS-CP Rookie RC is a single-insert sports trading card featuring baseball player Cionel Perez from the Houston Astros. This memorabilia card, manufactured by Panini America, Inc. in 2019, is marked as a rookie card, making it a desirable collectible for fans and collectors looking to add to their collection of baseball trading cards. The card showcases Perez's rookie year, making it a valuable addition for those interested in seeking out up-and-coming players in the sport.