Rhythm Band CN2126 Chroma-Notes Chromatic Resonator Bell 13 Notes Set - C ChromaticRhythm Bands Chroma Notes 13 note Chromatic Resonator Bell Set is an excellent way to incorporate fun into musical education. The Chroma Notes colors match Rhythm Bands Boomwhackers for easy integration with both percussion instruments. Arriving with four pairs of mallets, these resonator bells can be separated or kept together as a whole to output a beautiful, rich tone for group activities or single players. Note names written on each bell make them