A handkerchief is a piece of cloth, usually square, that is used for various purposes, such as wiping the face, hands, or eyes. Traditionally made from cotton or linen, handkerchiefs can also be found in materials like silk. They are often carried in pockets or bags and can be decorative as well as functional. Handkerchiefs have been used for centuries and can be seen in different cultures around the world. They may also serve as fashion accessories, with designs ranging from simple to elaborate. In some cases, they are used in weddings or ceremonies as symbols of love or remembrance.