US: S/M to Europe Size 40
Cross-market women’s outerwear and jacket conversion mapping S/M specifications into 40.

Analyzing Outerwear Size Equivalence Across Markets
US: S/M: Features a bust width of 89 (35 ), shoulder width of 40 (15.7 ), waist shaping of 70 (27.6 ), and sleeve length of 80 (31.5 ).
Europe Size 40: Features a bust width of 97 (38.2 ), shoulder width of 43 (16.9 ), waist shaping of 78 (30.7 ), and sleeve length of 84 (33.1 ).