Modern-day reproduction of the famous 60s era internal muffler!!
It enables you to angle it at 3 different positions.
Such a breakthrough idea for baseball bat inner muffler!
In the age of 'MoonGel', 'DrumTacs' and 'Big Fat Snare Drums', muffling drums is in and it appears they had it right back in the day - a tea towel over your snare and Baseball Bat dampers for tone control when you need it, simple!