Made after extensive research, this toothbrush from the house of Colgate is extraordinary in cleaning the teeth. It has very slim bristles that can reach deep between the teeth and along the gum-line. These slim bristles are very much effective in giving a complete clean with less manual effort. The bristles of this toothbrush are infused with charcoal to remove plaque bacteria from the teeth as well as the gum-line. It comes in a twin pack.