Carbon filament toothbrush floss stick

▸ Product composition: carbon filament gum guard toothbrush + high tensile dental floss stick set
▸ Bristle material: 0.01mm ultra-fine carbon fiber
filament ▸ Dental floss strength: 150N/m² tensile fiber
▸ Brush head specification: 12.8mm×7.2mm curved section
▸ Process standard: FDA food-grade contact certification