Oral-B Interdentals effectively clean around bridges, braces, and wide interdental spaces. The angled neck makes maneuvering tight spaces easy and allows access to the back of the mouth for exceptional interdental cleaning. Secure, precise, and easy brush replacement with patented snap-lock and volcano-shaped tip. 43% stronger wire based on laboratory buckling tests.* 12x longer-lasting filaments based on laboratory filament retention tests.* Oval shape and thumb grip provide better roll for easy 360° manipulation.