Balance Drum Twist Rattle Instrument Toy 5cm Great learning instrument for children! Enhances coordination, sound awareness, and hand-eye coordination Balance drum, played by rotating the handle, causing the beads to strike the drum head Clean, treated goat skin is sewn around a frame, making a drum head Wood beads fasted to the drum with brown string, mounted on a wood handle Sized just right for little hands to use, wipes down easily, lightweight and sturdy. 8" long, 2.5" head.