* Suitable for crevice between teeth of diameter 0.8-1mm
* Super soft & ultra-strong wire: Resists breaking, bending or being pushed out of shape.
* A tapering nozzle: The tapering nozzle connects between the toothbrush and the handle, added wire strength and more durable.
* L-shaped long handle: Easy to grip and allow reach to the back teeth. The handle and the head is in right angle which is easier to clean the gap between teeths.