Shakers are percussion instruments that produce sound by shaking or rattling. They come in various shapes and sizes, such as maracas, egg shakers, and rainsticks. Shakers are commonly used in a wide range of musical genres, including Latin, pop, and world music, to add rhythmic texture and groove to the music. They are easy to play and are often used to keep time or provide a subtle percussive element in a song. Shakers are versatile instruments that can be played by musicians of all levels, making them a popular choice for adding a touch of percussion to a musical arrangement.