The bristles include copper alloy bristles intermixed with stainless steel bristles.

Thick brush hairs (44a) and thin brush hairs (44b) are mixed.

The brush attachment includes a plurality of bristles.

The brush head includes a base and brush hair.

The brush body (4) includes a brush plate and brush bristles (5) provided on the brush plate, and the brush bristles have the same raised direction as that of the raised teeth (2).

The brush hair is arranged on the base.

Disclosed is a toothbrush bristle configuration having a contoured bristle profile.

The base and the brush hair are integrally formed.

The invention also concerns a method for making such brush bristles.

The brush head producing device includes a fixing part used for fixing the brush hair, and a die cavity used for integrally forming the brush hair and the base.

The invention discloses an electric toothbrush made of silica gel, which comprises brush body (10) and brush bristle (20).

A toothbrush comprises a toothbrush head section with a toothbrush shaft and toothbrush bristles fixed on the toothbrush shaft.

Thus the brush hair does not easily fall down from the base.

The final toothbrush bristle contour is a function of the pattern of attachment for each bristle tuft elevation.

The brush bristle (20) is especially made of methyl ethylene silica gel.