-Designed to easily enter the interdental space and to clean around the teeth corners. -Wire is also coated with plastic, which makes it flexible and gentle to your gums and enamel. -Soft rubber handle is designed to give you a comfortable, controlled hold. -Brushes are sold in a zip lock bag that is convenient to store. -Functional design offers comfort and firm grip. -Size: Wire diameter of 0,4mm and a bristle diameter of 2,5mm. **for further product information, please contact chat support**