The Meinl Cajon Jingle Castanet allows you to produce an even wider array of sounds out of your Cajon. This model adds a pair of tambourine jingles to the traditional wooden castanet design in order to give you a bright, sizzling, ching sound that'll add more character to your playing. The castanet is spring loaded in order to create hands free playing. There is also an adhesive backing which allows for easy application to your cajon.