All shoe sizes displayed on product details pages are in U.K shoe size.

MEN SHOES

UK66.577.588.599.51010.5  
EU4040.541.54242.543.54444.54546  
US77.588.599.51010.51111.5  
CM25.2525.52626.52727.52828.2528.529  

WOMEN SHOES

UK33.544.555.566.577.5  
EU35.5363737.5383939.54040.541.5  
CM22.522.752323.52424.52525.525.7526  
US55.566.577.588.599.5  

KIDS SHOES

UKK11K11HK12K12HK13K13.511.522.533.5
EU3030.531.53232.53333.534.53535.53637
USK12K12HK13K13H11.522.533.544.5
CM18.51919.519.752020.52121.52222.2522.523