inava Precision Toothbrush 10/100 is a toothbrush inspired by professional technology, which helps to effectively remove plaque. It is designed to respect the sensitivity of the gums and teeth and to obtain a deep, precise and effective brushing, even in hard-to-reach areas.2 types of bristles and a specific implantation:All around the brush, sensitive, long and tapered strands (1/100° of a millimeter at their end).In the center, extra-flexible 10/100ths of a millimeter strands ionized with silver ions that slow down bacterial proliferation.A flexible handle, adaptable to the morphology of each person.It offers optimal brushing results and 30% more plaque removal than a traditional soft toothbrush.Hygienic, it can be sanitized in the microwave.