Package:50 pcs
HIGH STRENGTH FINE-SLIP LINE: Smooth line has a low friction coefficient which is easy to slide between the teeth and not easy to hurt the teeth. In general, young people are more suitable for using smooth lines.
EASY TO USE WITH NO SHREDDING - Made up of the most shred resistant floss material available for maximum efficacy and better performance than competitor Nylon floss, and the ergonomic design of the handle gives you easy access to hard-to-reach