Abstract: A sales and dispenser carton box having in its top panel a dispenser opening normally closed by an internal closing plate portion constituting an integral part of the blank from which the box is erected and being displaceable to open and close the opening, the closing plate being hinged to the free edge of an end panel portion of the box pivotally secured to the box along its opposite edge, and the closing plate being held slidingly against the inner side of the top panel by means of at least one side flap projecting from the side edge of the closing plate down along the respective side panel of the box so as to be slidingly supported by an elongated rigid portion of the box. The box may be designed so as to have a breakable seal.