The Oral-B Complete Deep Clean Manual Toothbrush features Bacteria Guard Bristles that help keep your brush clean up to three months*. The multi-level Soft bristles provide a deep clean while power tip bristles are extra-long to help clean plaque in hard to reach places. Our outer angled bristles gently massage your gums and help clean along the gumline. Oral-B is the #1 dentist-recommended toothbrush brand worldwide. *Inhibits microbial growth that may affect the bristles. The bristles do not kill the bacteria in the mouth or protect you against disease Bacteria Guard Bristles help keep your brush clean up to three months* *Inhibits microbial growth that may affect the bristles. The bristles do not kill the bacteria in the mouth or protect you against disease Multi-Level bristles for a Deep Clean PowerTip Bristles are extra long to help clean hard to reach places Outer angled bristles gently massage your gums and help clean along the gumline Oral-B is the #1 dentist-recommended toothbrush brand worldwide