A soccer ball is a spherical object used in the sport of soccer, also known as football in many countries. It is typically made of a durable outer material, such as synthetic leather, and filled with air to maintain its shape. The standard size for an adult soccer ball is size 5, with a circumference of about 68-70 centimeters. Soccer balls are designed for optimal performance on the field, allowing players to pass, dribble, and shoot effectively. They come in various colors and designs, often featuring the logo of the governing body, such as FIFA, especially during major tournaments like the World Cup.