For effective plaque removal on tooth surfaces and below gumline. Dome Trim® bristle design clinically proven to fight gingivitis. Raised center bristles form a domed cleaning surface. Clinically proven to reduce plaque below the gumline. Tapered end-rounded bristles. Textured bristle tips effectively picks up the plaque. Comfortable soft grip with raised ribs on both sides. Recommended and dispensed by dental professionals. Effective in maintaining good oral health.