Designed with Neem extracts infused in the brush bristles, Oral-B's CrissCross toothbrush features Power Tip bristles to help remove up to 90% plaque inbetween teeth and in hard-to-reach areas. CrissCross bristles are designed to flex and then straighten, actively penetrating between the teeth and along the gum line to lift and sweep plaque away. The toothbrush is also designed to remove surface stains and polishes teeth. Oral-B, #1 recommended brand across the world. For best results, use with Oral-B & Crest toothpaste, floss and mouthwash. See also the electric toothbrush, water flosser, whitestrips, replacement brush head, and kids electric toothbrush ranges.