FOR MID SIZE GAPS BETWEEN TEETH: The Yellow 0.7 mm Original interproximal brush is designed for medium size gaps that go between the inside of your teeth and gum to reduce plaque.COATED SOFT WIRE TOOTH BRUSH: The TePe interdental brushes are fully coated with no sharp, exposed metal to poke or cut your sensitive gum area so your daily dental regime is enjoyable.DUAL PURPOSE CAP PROTECTOR: These interdental cleaners have a handy cap that protects dental brush when not in use and even extends when attached to handle for maximum access.FLEXIBLE NECK FOR EASIER ACCESS: The ergonomic grip of this interdental toothbrush is stable in your hand and the bendable neck is also effective for braces and dental implants.RECOMMENDED BY DENTAL EXPERTS: Made in Sweden in close collaboration with the dentists and hygienists, TePe teeth cleaning brushes are the go-to toothbrushes for a fresher, cleaner mouth.