The dispenser comprises a flexible container 1 having an outlet 2, and a third seal device disposed on the outflow chorus squeezed using a liquid having a relatively high viscosity liquid, preferably. The liquid may be extruded from the container through the outlet. The sealing device, the second valve 18 and the first valve 12 is provided. When the container is squeezed, it is possible to push liquid from the container through the first valve, when the container is not squeezed longer to turn on the air into the enclosure through the second valve.
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