The present invention relates to a self supporting closed beverage container (1) of a paper based material (2) composed of a carton for comprising a low-carbonate beverage, wherein said beverage container comprises: —at least one inner liquid sealant polymeric layer (4) welded to the paper based material; and/or —an inner bag (11) for holding a beverage and which inner bag (11) has a deformable wall part which is compressible, for dispensing beverages from the container upon deformation of the flexible wall part caused by gas pressure produced by pressure means (12); and the beverage container (1) comprises: —at least one beverage delivering tube (5) having at least one flexible section, —at least one beverage outlet opening (6) through which a lower part (7) of said beverage delivering tube (5) extends to the bottom (8) of the inner beverage container (1) and the upper part of the tube extends outwards (9), —at least one gas pressure inlet opening (10); wherein said self supporting closed beverage container (1) can in an empty stage be folded by hand and beverage can be delivered through the beverage delivering tube (5) due to gas pressure fed into the beverage container (1), the tube (5) being connected with the beverage container (1) in a gas and liquid tight manner, so that beverage cannot leak from the beverage outlet opening (6) of the beverage container (1).