Our pieces are cut for a sleek, contemporary fit. Because fabrics range from stretch velvet and silk to structured Duchess satin across our collections, please reference the fit notes below [in addition to your body measurements to find your ideal size.

Body Measurements (Inches)

Size Bust (in). Waist (in). Hips (in). US Equivalent UK Equivalent

XXS. 30” – 31” 24” – 25” 33” – 34” 00 2

XS 32” – 33” 26” – 27” 35” – 36” 0 – 2 4 – 6

S 34” – 35” 28” – 29” 37” – 38” 4 – 6 8 – 10

M 36” – 37” 30” – 31” 39” – 40” 8 – 10 12 – 14

L 38.5” – 40” 32.5” – 34” 41.5” – 43” 12 – 14 16 – 18

XL 41.5” – 43” 35.5” – 37” 44.5” – 46” 16 20

XXL 44.5” – 46” 39” – 40.5” 47.5” – 49”. 18 22

Fit Notes by Line:

• Party Formal (Haute): Cut closely to the body for a sculpted, tailored silhouette. If you are between sizes in our corsetry or structured gowns, we recommend sizing up.

• PartyX atelier (Prêt): True to standard contemporary sizing with comfortable stretch or ease built into THE MAJORITY OF the garments. FOR DUCHESS SATIN OR STRUCTURED OR PRECISION-TAILORED PIECES, SIZE UP.

• PartyX (Contemporary Uniform & Lifestyle): Designed with modern, relaxed off-duty proportions. Refer to individual product pages if a piece features an intentionally oversized or slim fit. OTHERWISE STANDARD FIT.