The present invention relates to provides a dispensing closure assembly for connection to a container, the assembly including a closure member attachment to a container and a flow control member for controlling the flow of material from the container in response to increased pressure inside the container, where the flow control member having one or more slits, so that upon an increase of pressure inside the container, the flow control member deforms to create at least one opening adjacent to the slits thereby allowing a flowable material to be dispensed from the container. The invention further relates to a flow control member that can return to its undeformed configuration to provide a resealing system.