产品描述
100% fits to Braun eletric toothbrush,withoutbristles in middle postion.
US Dupont Tynex bristle 612, soft and end-rounded bristle
We have the patent for this toothbrush head, the patent No is 200520062134.2
Rounded bristles in center protect teeth from too-firm brushing
Dentists recommend that you replace the head every three months