Size	Insole Length	Insole Width
5	23	7.8
6	23.6	8.2
7	24.1	8.2
8	24.6	8.5
9	25.5	8.5
10	26	8.7
11	26.4	8.7

  

Notes: 

This measurement is based on the soles of the shoes.

Because all RF sandals are handmade, kindly allow for some little variance in measurement.

You can opt to size up for closed sandals.