Finger Sand Hammer Folk Acoustic Guitar Sand Bell Ukulele Accompaniment Features: Perfect Accompaniment - Add some variety and style to your playing with these finger shakers. It works great with guitar, ukulele, Banjo, Mandolin, djembe, bongos, congas, etc. Adds a crisp rhythm to Acoustic music working in perfect time with your strumming hand. Perfect Adaptation - The shape is cylindrical, simple fashion, and ergonomic design. The special recessed that protects fingers during use, patented design for a secure fit and extra comfort. Portable Design - The latest lightweight material, the smooth elastic rubber band that fits all finger sizes let your fingers fit perfectly, can be worn on any finger as easily as wearing a ring. Practical Features - There are high-precision metal balls inside, musical sound with the shake of your hand. It is helpful to train your rhythm. It gives you percussion at your fingertips. Leaves your hands free to play another instrument. Sturdy & Durable - It is made of Eco-friendly plastic. Not easy to fade, not easy to wear, can be used repeatedly. Not afraid of sweat invasion, concert or performance wear convenient. Package Includes: 1 Unit x Rhythm Shaker