Standard Size: Foam "balls" are soaked in alcohol. Insert into leapipe and blow through horn to clean interior surfaces. Very effective, especially on hard-to-reach spots. Small Spitballs fit all trumpets, cornets, horns and small & medium bore bore trombones (up to 0.525").

Large Size: Foam "balls" are soaked in alcohol. Insert into leapipe and blow through horn to clean interior surfaces. Very effective, especially on hard-to-reach spots. Large Spitballs fit all large bore tenor trombones, bass trombones, baritones, euphoniums and tubas.