INTERLOCK TOOL, BAG MAKING USE THEREOF AND PROCESS FOR PRODUCING THEM

摘要

A zipper 20 in which a male member 21 having a male interlocking section 23 and a female member 26 having a female interlocking section 28 that fits with the male interlocking section 23 are peelable and re-fittable is provided. The male member 21 and the female member 26 are formed by different resins, and at least the male interlocking section 23 and the female interlocking section 28 are peelably adhered or contacted with each other with substantially no gap.