a plastics material container has an aperture area , a shoulder area adjoining the aperture area in a longitudinal direction of the plastics material container , a main body adjoining this shoulder area in the longitudinal direction of the plastics material container and a base area adjoining the main body in the longitudinal direction of the plastics material container . the shoulder area is widened in the longitudinal direction of the plastics material container from the aperture area in the direction of the main body , and a transition area is provided between the aperture area and the shoulder area . the transition area has a portion widening in the longitudinal direction of the plastics material container from the aperture in the direction of the shoulder area and having a straight course .