NWT G. U. M ProxaBrush Go Between Cleaners, Tight, Pkg of 4 w 10ct. ea., 40total

Recommended by dental professionals. Antibacterial bristles with flexible grip for better comfort and cleaning hard to reach places, clean between teeth remove plaque and food particles between teeth normally can't get. This set is for more normal teeth they are the tight version which is in between microtite and wide see pictures.