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Boomwhackers | Octavator Tube Caps


Lower the octave of your Boomwhackers!

These caps lower the pitch of a Boomwhacker by an octave when placed on one end of the tube. The 8-pack contains enough caps to use on any of the Boomwhackers sets.


  • Durable, non-toxic plastic
  • Lowers the pitch 1 octave
  • Set includes 8 caps
  • Boomwhackers sold separately