What we want to do is to give you a little extra decoration for your beautiful life. Guaranteed comfortable feet feels for this women sandal are the driving force for our unremitting efforts. From vocation to urban office, from home to beach. Colgo want to provide a casual, stylish footwear to pair with all your occations dressy and can wear all-days. To cultivate a versatile looking,soft comfortable and fit snug. Size Description: 5.5 M US = 233.77mm = 9.2 inch 6 M US = 242.00mm = 9.52 inch 6.5 M US = 246.23mm = 9.7 inch 7 M US = 250.46mm = 9.86 inch 7.5 M US = 254.69mm = 10.02 inch 8 M US = 258.92mm = 10.19 inch 8.5 M US = 263.15mm = 10.36 inch 9 M US = 267.38mm = 10.53 inch 9.5 M US = 271.61mm = 10.69 inch 10 M US = 275.84mm = 10.86 inch 11 M US = 284.30mm = 11.19 inch 12 M US = 292.76mm = 11.53 inch 13 M US = 301.22mm = 11.86 inch Tips: If you have any question,not satisfied with our products, or have any doubts about the size, please feel free to contact me, we will do our best to meet your needs. 100% no risk refund assurance.