Baseball caps have been developed along with baseball and are very popular in the United States. Most of the players who defend the first team in the game wear a baseball cap, so many fans will wear their favorite hats. After the popularity, it is not only the hat of the baseball team, but now the baseball caps of various styles and brands are popular all over the world.
Baseball caps have been developed along with baseball sports. Baseball sports are a kind of ball sports that are characterized by sticking and playing, and are collective and confrontational. It is widely carried out internationally and has a great influence. It is known as the "combination of competition and wisdom." It is especially popular in the United States and Japan and is known as the "national ball." Because of the influence of baseball, baseball caps have also prospered with the development of baseball. According to years of research by experts in the United States, baseball is derived from British cricket (Cricket is also called Rounder). In 1839, American Doubleday organized the first game that was very similar to modern baseball. In the game, the players just started to cover the sun with a hat. Because of its speciality, the hat is relatively long to block the sunlight and the eyes to get better results. This is the earliest baseball cap.