Wisdom Active Whitening Charcoal Infused flossers 30 pack are highly effective at removing plaque and food particles from between the teeth, leaving gums cleaner and healthier and keeping your breath fresh. The naturally antibacterial charcoal floss helps remove plaque and bacteria to reduce stain build up and help keep teeth white. The Wisdom flossers are ideal for small spaces in between teeth and are easy to hold to help reach all areas of the mouth. Always read the packaging