Sydney Bootie Size Chart

 
SYDNEY BOOTIE shoe size circumference of top opening length of the boot (includes the heel) Heel height
  US 5 EURO 35---9.1" 12.3" 6.7" 0.6"
  US 6 EURO 36---9.3" 12.6" 6.7" 0.6"
  US 7 EURO 37---- 9.6" 12.7" 6.7" 0.6"
  US 8 EURO 38---9.9" 12.9" 6.7" 0.6"
  US 9 EURO 39---10.2" 13" 6.7" 0.6"
  US 10 EURO 40---10.4" 13.2" 6.7" 0.6"
  US 10 EURO 41---10.7" 13.4" 6.7" 0.6"