The 2018 Topps Series 1 Baseball Blister Pack is a sealed trading card pack exclusively available at Toys R Us. This pack includes 12 standard-sized cards featuring players from the MLB World Series. Manufactured by Topps, these baseball trading cards are made of card stock and come with English language text. Perfect for collectors and fans of the sport, this pack offers a unique and exclusive glimpse into the 2018 baseball season.15.75sz