Sanita's Sonja open back clog is very similar to the Professional, sharing the same midsole. Handmade in Europe, the Sonja has become the everyday shoe of choice for people needing outstanding support and comfort everyday. Sizing- The Sonja should move freely in the heel, and should fit loosely around the foot without sliding off.
European Size Conversion Chart:
35- U.S Ladies size 4.5-5
36- U.S Ladies size 5.5-6
37- U.S Ladies size 6.5-7
38- U.S Ladies size 7.5-8
39- U.S Ladies size 8.5-9
40- U.S Ladies size 9.5-10
41- U.S Ladies size 10.5-11
42- U.S Ladies size 11.5-12
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