All of the shoes on our website are listed in EU/UK sizes. Our shoe are correct formal size. 
If you have not tried our shoes before, and you tend to wear different sizes for different brands then go with the smaller size ( e.g If a Brand fits you UK 8 and the other brand fits you UK 9 , go for UK 8 with our shoes )
While this recommendation works for most people, please keep in mind every person's foot is different and this recommendation may not work for everyone.
Below is our conversion chart:
 

EU

UK / India

US

CM

39

5

6

24.8

40

6

7

25.4

41

7

8

26.1

41.5

7.5

8.5

26.7

42

8

9

27.3

43

9

10

28

43.5

9.5

10.5

28.6

44

10

11

29.2

45

11

12

29.8

46

12

13

30.5

 
Note: We readily offer only full sizes, In case your size falls in half size according to the chard above or you need a custom fit, please contact us directly.