Maracas is a maracas, a maracas, also known as maracas, maracas, maracas, maracas, and rumba shakers. It is a hand-held rocking and body-sounding musical instrument that usually appears in pairs and singly. You can also use one. It is shaped like a pair of rattles, with an oval head and a slender handle. It is a typical Latin American rhythm instrument. It makes a "rustling" sound when played. It is often used in Latin American dance music, especially rumba. An essential musical instrument for the band, it is sometimes used as a rhythm instrument in Western orchestras; in modern performance practice, it is usually accompanied by presto music or fast-paced music to enhance the atmosphere.

The sand hammer was originally invented by South American Indians and has a history of more than 1,500 years. Similar evidence of ancient sand hammers can be found in many South American countries. Including Colombia, Jamaica, Venezuela, Cuba and Trinidad. Most traditional maracas are made from various types of dried gourds. Since naturally dried gourds or gourds contain many naturally formed dry seeds, the ancients discovered that when these dried gourds were shaken, the contents inside the sealed gourds The collision of dry seeds with gourd shells produces an interesting rustling sound, and the prototype of the maracas was formed.