Product features: paro ISOLA System F, extra-fine, blue Product description: Thanks to the special connector, the spiral brushes can be used in a variety of ways. The System F attachments can not only be used with the holder, but also fit into the handle end of many paro toothbrushes. The paro System F offers two shapes (cylindrical and conical) and many different sizes for all indications, with the fine bristles arranged around a plastic-coated wire running through the center. This patented insulation prevents pain when the brush comes into contact with the gum line or filling. Packaging unit: 5-pack Version: Spiral brush, cylindrical, 3.0mm, blue Source: www.profimed.de As of May 2024