Rhythm Band 25 Note Chromatic Plastic Resonator Bell Set 25 note chromatic resonator bell set with plastic chambers Rhythm Band RB2155 This is a top notch bell set at a price that won't bring tears to your eyes This bells set features high-impact plastic tone chambers and aluminum alloy tone bars with accurate pitch It is lightweight and durable and each note is stamped into the bars A sturdy, wood frame and a plush-lined case hold bars in keyboard position when not being played individually