Double Tapered PBT Filament | PBT Bristles for Toothbrushes | Tapered PBT Fiber
Double tapered PBT filament features a unique design where the bristles gradually narrow from base to tip at both ends, providing enhanced flexibility, superior cleaning efficiency, and a gentle brushing experience while maintaining long-lasting durability.
Model:PBT Double Tapered Toothbrush Filament