Colgate Slim Soft ™ Gold Charcoal Toothbrush has <0.01mm** slim tip bristles specially designed to sweep away food and plaque when brushing from narrow gaps* between teeth and along the gum line. This brush comes with gold colored antibacterial bristles that can inhibit bacteria build-up on the bristles** and it has charcoal infused spiral bristles that help to clean and remove surface stains when brushing.