NBD Paula Gown in black XXS but runs big

Worn once for a wedding. Its a size xxs but it runs big im normally a Xs or S . Will fit a 0 or 2 . Such a stunning dress I got soo many compliments. Im 5’3 for reference and it was long . Retails for $388 on Revolve website right now. Perfect for a wedding, pageant, prom, or homecoming.