No.1 toothbrush in Japan, Wide reach, easy clean, Superb inter-dental & gum-line clean, 0.02mm super slim bristles 1/20 of ordinary bristle tip, Penetrates deeper along gum-lines and in between teeth, Bristles made from non animal origin, 9x cleaner 0.02mm Medium Soft Full Head Toothbrush. #systema #systemafullheadtoothbrushmediumsoft