These Caps lower the tone of the Tubes by an octave when placed on one end. This pack contains 8 caps to use on any of the Boomwhackers Sets.
UNSPSC Code: 60131701 - Boomwhackers
These Caps lower the tone of the Tubes by an octave when placed on one end. This pack contains 8 caps to use on any of the Boomwhackers Sets.
