Compared to ordinary toothbrushes, its X-shaped bristles improve brushing thanks to their increased elimination of dentine plaque, in particular in interdental spaces, and also guarantee carioprophylactic effectiveness. Areas of critical importance: interdental spaces. These areas are very difficult to clean and are particularly susceptible to caries. Studies conducted by Swiss and American universities have shown that the elmex protection caries toothbrush cleans even in interdental spaces thanks to its X-shaped bristles, which make it more effective than other ordinary toothbrushes whatever brushing technique is used. The elmex protection caries toothbrushes have excellent cleaning results, give their users a unique feeling of cleanliness and fight against dentine caries. Finally, their rounded bristle gently clean teeth.