The product is a lot of 5 2021 Topps Series 2 MLB Hanger Box, exclusive to Target. Each box contains 67 standard-sized trading cards featuring various MLB players like Bryce Harper, Fernando Tatis Jr., and Ronald Acuña Jr. These cards are made of card stock and paper, with autograph authentication by Topps. The boxes also include exclusive, limited edition cards, rookie cards, and parallel inserts, making them a desirable collectible for baseball fans. With features like serial numbering, holograms, and short prints, these hanger boxes offer a variety of special additions to enhance the sports trading card collection.