These 120mm metal bells, each marked with the note name, produce an accurately tuned C major scale and have a lovely tone quality. Excellent construction, with long handles for an easy grip. Perfect for school or church use. Colour coded like Boomwhackers, these can be used interchangeably with Boomwhacker tubes, books and CDs. Consists of 8 notes: C'-D'-E'-F'-G'-A'-B'-C".