M by Missoni dress worn one time

M by Missoni knit dress DESCRIPTION Missoni Shift Dress Neutrals Striped Bow Accents Sleeveless with Scoop Neck Size not listed, estimated from measurements. Designer Fit: Dresses by Missoni typically fit true to size. Marked as a 42 which is a small in European sizes. However, this looks like an extra small to me or maybe a size 2.