A halffolded film inserted within a spout will open to be a triangle shape due to the pressure of the content coming out,which allows high viscous content to come out smoothly. The pouch is no longer used as a refilling, but can be used as a container with the rigid structure. Cow pack co. Ltd. &bull japan phone 81 587 66 6314 &bull fax 81 587 65 2050 email kaihatsu@cowpack.com
