ASOS DESIGN knit off-shoulder wrap mini dress with corset bodice

This is a super cute dress but it didn't fit me! It said it's a size 4 (small) but it's definitely a size 0 or xs. Details: Mini dress by ASOS DESIGN - The scroll is over - Off-shoulder style - Wrap front - Long sleeve - Regular fit - Soft cable knit - Lightweight feel Lining: 100% Polyester, Shell: 57% Viscose, 30% Polyester, 13% Polyamide. #1