Sports cards are collectible trading cards featuring athletes from various sports, such as baseball, basketball, football, and hockey. These cards often include images of the players, their statistics, and other relevant information. They are produced by companies like Topps and Panini and can vary in rarity and value, depending on factors like the player's popularity and the card's condition. Collectors often buy, sell, and trade sports cards, making it a popular hobby. Some cards can be worth significant amounts of money, especially rare or vintage ones. The market for sports cards has grown, with events like card shows and online platforms facilitating transactions among enthusiasts.