... ,- FR filament : Fire retardant filament, UL-V0 FR filament,- Anti-electrostatic effect filament,- Flaggable filament, Crimped filament,- Negative-ion filament, tourmaline ... brush filament, Shoe and Boot brush filament,- Personal care brush filament : Lip brush filament, Eye defining brush filament,Kakuki brush filament, Makeup brush filament, Cosmetic brush filament,Shaving brush ...