Women's Footwear
USA SIZE 5 5.5 6 6.5 7 7.5 8
UK Size 3 3.5 4 4.5 5 5.5 6
Europe Size 36 36.5 37 37.5 38 38.5 39
Foot Measurement in CMs 22 22.5 23 23.5 24 24.5 25
 
USA SIZE (cont.) 8.5 9 9.5 10 10.5 11 12
UK Size 6.5 7 7.5 8 8.5 9 10
Europe Size 39.5 40 40.5 41 41.5 42 43
Foot Measurement in CMs 25.5 26 26.5 27 27.5 28 29

NOTE: If you are still unsure about what size Sorel you should order, check out this neato Footwear Fit Guide thing they made for you. You can download and print the PDF, and then follow the step-by-step instructions to determine your ideal size. So fun.