<p>A hollow two-layer blow-moulded bottle-shaped container having one layer (4 or 7) formed of a biaxially orientated polyethylene terephthalate resin and the other layer (5 or 6) formed of a mixture of polyethylene terephthalate resin and 5 to 50% by weight of a xylene derivative polyamide resin. In this manner, the gas barrier property of the container is enhanced.</p>
