Size XS and S. 100%polyester. Sweetheart neckline. Highly stretchable. Model is 164cm and Size UK6/8. She wears Size XS. Size XS Length:61cm Bust:74cm Waist:58.5cm Sleeve Length:10cm Length:24" Bust:29" Waist:23" Sleeve Length:4" Size S Length:61cm Bust:78cm Waist:62.5cm Sleeve Length:10cm Length:24" Bust:30.7" Waist:24.6" Sleeve Length:4” Product Care Do not soak. Do not bleach. Do not tumble dry.