To provide an edge reinforcing appliance of a bag, etc., which can easily handle and sufficiently utilize the bag, etc., and carefully use the resources, an appliance for locking a peripheral edge of a wide mouth portion of the bag, etc., a fixing means to a counter appliance, and a manufacturing method thereof.

This fixing means comprises large and small ring-like edge reinforcing appliances 1 and 1', an edge of the bag 2 or the like is covered on the reinforcing appliance 1, and held by the edge reinforcing appliance 1' to fix the bag 2, etc.