Dental floss is made of nylon thread, polyester thread or silk thread. Clean teeth with it is very effective, especially for the flat or convex tooth surface.
The types of dental floss include waxed or not waxed dental floss, polytetrafluoroethylene dental floss, good smell dental floss (such as mint flavor, fruit flavored), no smell dental floss, flat dental floss etc.
How to use
1. Cut around 30cm floss
2. Wind it on your two hands middle fingers. Use middle finger to adjust the floss length, keep around 10cm distance, tighten.
3. Gently guide floss between the teeth. Contour floss around the side of the tooth, making a C shape with the floss as you wrap it around the tooth.
4. Slide floss up and down against the tooth surface and under the gum line, and don't forget to floss the back side of each tooth.