FitFlop size chart

Men Sizes

US UK EU CM
8 7 41 26
9 8 42 26.5
10 9 43 27.5
11 10 44 28
12 11 45 28.5
13 12 46 29.2
14 13 47 30.2

Women Sizes

US UK EU CM
5 3 36 21.6–22.4
6 4 37 22.5–23.3
6.5 4.5 37.5 22.9–23.7
7 5 38 23.3–24.1
7.5 5.5 38.5 23.7–24.5
8 6 39 24.2–25.0
8.5 6.5 40 24.6–25.4
9 7 41 25.0–25.8
9.5 7.5 41.5 25.5–26.2
10 8 42 25.8–26.6
11 9 43 26.7–27.4