Sterling cactus

EU | US | UK | mm
--------------------------
35 | 4–4.5 | 2.5 | 225
36 | 5–5.5 | 3.5 | 230
37 | 6–6.5 | 4.5 | 240
38 | 7–7.5 | 5 | 245
39 | 8–8.5 | 5.5 | 250
40 | 9–9.5 | 7 | 260
41 | 10–10.5 | 7.5 | 265
42 | 11–11.5 | 8 | 270
43 | 12–12.5 | 9 | 280