The toothbrush is in elegant shape & gives you a comfortable grip.* Standard: EN ISO 20126 ; FDA* Non-slip universal thumb grip gives you exceptional control over brush-strokes.Brush head sizeLength30mmWidth13mmThickness5mmBristleBrand & TypeDupont Nylon 610 Or Dupont Tynex®ThicknessHARD: 0.25MM MEDIUM: 0.22MM SOFT: 0.18MMHeight11mmGrindingAll the bristle ends have been ground to remove the acute angles; All ends are with round surface.HandleTotal Length190mm ( including the head )Maximum Thickness10mmMaterialPP+Rubber