The Boomwhackers® C-c diatonic set and Octavator caps are preferred by music educators, and is found in thousands of classrooms around the world! This C-c diatonic tubes and caps set is the starting point for all of your Boomwhackers® activities. Found in most elementary music classrooms and music therapy programs around the world, these affordable, color-coded, tuned percussion tubes provide an opportunity for any age and ability to experience success making music. With no limit to the creative learning process, students can feel the joy of learning and experiencing rhythm, pitch and movement while having fun! Set includes all 8 pitches from C to c on a diatonic scale (white keys on the piano) and 8 Octavator caps to take your set down one octave! Features: Set includes 8 notes from C to c on a diatonic scale and 8 Octavator caps Octavator caps included to lower each tube by one octave Used around the world Colored-coded for each pitch Great for any age and ability Highly durable and lightweight Can withstand heavy cleaners required by many facilities Creates a sound on most surfaces (including body) Boomwhackers® play reliably in all weather conditions and are stable to -180°F