Using a bad toothbrush can cause damage to the gum and bad breath. This means you need to find a toothbrush that is suitable for your teeth and you will be sure to find it in the Carich Charcoal String Toothbrush. Only 0.18mm in every strand, it is very gentle during brushing. The Carich Charcoal String Toothbrush is very suitable because of its ergonomic design which makes brushing an enjoyable experience. Meanwhile, it can clean the places that are hard to reach while ensuring that your breath stays fresh after brushing, avoiding the negative effects like gum bleeding and yellow teeth.