Provided is a dual container that exhibits high recycling efficiency. According to the present invention, the dual container comprises a container body and a mouth portion attachment member. The container body has an inner bag and an outer shell disposed so as to cover the inner bag. The inner bag is configured to be extractable from the container body. The mouth portion attachment member is attached to a mouth portion of the inner bag, and is configured to be detachable from the mouth portion.

You do not currently have access to this content.