Baseball headgear typically consists of two items: caps and caps. Caps are a type of hat with a stiff brim and a rounded crown, usually made of fabric or leather. They are often worn by baseball players to protect their eyes from the sun and to keep their hair out of their face. Caps are also used to show team loyalty and to identify players on the field. Caps come in a variety of colors and styles, and can be personalized with a player's name or number.