The LINHART Nano-Silver Toothbrush is an integral part of the product-line, featuring a unique combination of antibacterial, ultra-soft, multi-length bristles. Antibacterial Nano-Silver infused bristles kill 99% of harmful bacteria, preventing the microbial proliferation that plagues ordinary toothbrushes. Ultra-Soft Dual Length Bristles target three essential areas of the mouth to maintain health. The short, tactile bristles clean between teeth, while the long, fine bristles remove plaque in hard to reach places such as deep under the gum line, preventing gingivitis. Perfect For painful, inflamed, or bleeding gums. Maintaining healthy teeth and gums.