Colgate ZigZag Black comes with international quality multi-angle cross-bristles that help you reach deep between the teeth for effective cleaning. The premium international quality end-rounded black bristles feel gentle on teeth and gums, while the soft tongue cleaner makes removing odour causing germs easy and gentle. The unique ZigZag arrangement of the toothbrush bristles assures deep cleaning to help prevent plaque build-up and provide fresh and clean mouth.