-Interdental brushes are very efficient cleaning tools to clean between teeth, especially for large interdental spaces. -They are also specialist brushes for people with braces, implant gum diseases. infections etc. -People with braces, it is important to clean thoroughly to prevent plaque from building up between and around the metal wires. -Interdental brushes are designed to clean close to the brackets and under the wires. - Size: Wire diameter of 0,7mm and a bristle diameter of 4mm. **for further product information, please contact chat support**