PACKAGING CONTAINER

摘要

A fit body is composed of a cap (20) made of rubber elastic material and a body (10) made of rubber elastic material, and at least the cap (20) or the body (10) expands or contracts according to the volumetric expansion or volumetric contraction of an article received in a container (1), it being arranged that the article can be taken out such that it is restored to its original shape without the contents leaking outside. The body (10) is provided at its bottom with an expanding/contracting thin film-like skin (12). Further, the body (10) is provided, adjacent its open end, with a flange (18) having a notch (19), and adjacent the skin (12), with cord-like projections (17) circumferentially of a side wall (11).