How to measure the length of your foot:
1.Place your foot on a white sheet of paper.
2.Draw a line at the tip of the big toe and tip of the heel.
3.Measure the distance between two lines in the cms.
 
          Footwear Chart
EU US UK CMS
35 5 3 22.5
36 6 4 23
37 7 5 23.5
38 8 6 24
39 9 7 24.5
40 10 8 25

 

If you are in between sizes, then go for bigger size