Mouth Watchers - Nano Silver Adult Soft Toothbrush Green Mouth Watchers Nano Silver Adult Soft Toothbrush has innovative antibacterial bristles eliminate 99.9% of bacteria build up on the toothbrush. Bacteria thrive on a toothbrush after use. In a warm, moist environment of an average bathroom, bacteria on your toothbrush can double every 20 minutes resulting in as many as 100 million microorganisms on your toothbrush! This bacteria can lead to illness, cavities and gum disease. Using patented technology, Nano-Silver suppresses a bacteria cell"s respiration and metabolism, thus inhibiting cell growth that normally causes infection, odor, illness, etc. Frequently Asked QuestionsHow long will the Mouth Watchers toothbrush last?Dentists recommend replacing toothbrushes after 3 months of everyday use. You will find that your Mouth Watchers brush will last longer than this due to its high quality construction, however, they still recommend replacing it after 3 - 6 months of use.Does the Nano-Silver wear off of the bristles?No. The Nano-Silver particles are impregnated into the bristles and are therefore highly resistant to wear.Is the Mouth Watchers Nano-Silver toothbrush safe to use with braces?Yes. The Mouth Watchers Nano-Silver toothbrush is ideal for use with braces. Our bristles are not only super soft, but they have longer outer bristles that act like dental floss-around teeth and in between braces.Why are the Nano-Silver bristles not pure white?The pure silver that is impregnated into the bristles of the Mouth Watchers toothbrush gives the bristles a natural color.Problem Your toothbrush is a breeding ground for millions of microorganisms that can cause tooth decay, bad breath, colds and flu. And your existing toothbrush cannot reach hard to get at areas that harbor plaque. Solution Mouth Watchers" patent pending innovative antibacterial bristles naturally eliminate 99.9% of bacteria to help your teeth, gums and body stay healthier.