In Sink Erator Garbage Disposal Splash Guard 77960. Anti Microbial "Quiet Collar" sink baffle is a cheap and quick upgrade to your normal sink collar. This splash guard is easy to install and helps reduce the sound from your disposal even further, while also inhibiting bacterial growth and unwanted odors. Simple installation, simply push the baffle into the sink collar from on top of the sink. No need to remove the garbage disposal! The collar is also easy to remove for cleaning. Measures 3.25" in diameter and fits standard In Sink Erator sink flanges. Most recent version by ISE, replaces old QCB-AM and 76391. This product is not for non-ISE disposer flanges, and is not the rubber gasket installed on the disposal itself. This is a push-in sink baffle. Free shipping to USA lower 48.