TOOTHBRUSH HAVING SHEATH/CORE TYPE COMPOSITE FIBRES

摘要

A toothbrush comprising a handle, a planted portion extending from said handle and a plurality of filaments planted in said planted portion, wherein each of the filaments comprises: a composite portion including a sheath portion made from polyester resin; and a plurality of core filaments made from polyamide resin, each of the core filaments exposed and extending from an end surface of said sheath portion a predetermined height above the end surface of said sheath portion.