Systema interdental brushes, 8 pieces (size S(3) thin type)

●This is a durable interdental brush that can thoroughly care for the gaps between the back teeth, where periodontal bacteria are likely to form. ●A unique design that is smooth to insert between the teeth and has excellent durability. ●Ultra-high strength wire that is hard to break or bend. ●Uses a tapered nozzle that further increases the wire strength. ●Compact head that is easy to operate in the mouth. ●Long handle for a firm grip. It can thoroughly care for the gaps between the back teeth, which are difficult to reach. [Size] ●Size SSS (1) Ultra-fine type... Minimum passing diameter up to 0.8 mm: Especially narrow areas (front teeth) ●Size SS (2) Ultra-fine type... Minimum passing diameter 0.8 to 1.0 mm: Slightly narrow areas (front teeth + molars) ●Size S (3) Thin type... Minimum passing diameter 1.0 to 1.2 mm: Areas where the gums are receding or the teeth are misaligned ●Size M (4) Standard type... Minimum passing diameter 1.2 to 1.5 mm: Areas where the gaps are slightly wide (areas where gums are receding or where a bridge is attached)