Important Size Notice:Please choose the size according to your foot length! So you only need to accurately measure feet length,and then refer to the size chart to choose the correct size. Our company is EUR size and Foot length(marked on the shoe size lablel)as the standard. Tips: 1) If your foot is fat and wide,we suggest you choose one size larger! 2) If you don't know how to select,tell us your foot length. Any question,please contact us first,we will try our best to solve problem.