Neos Sizing
 
X-Small
Small
Medium
Large
X-Large
XX-Large
XXX-Large
Men's
3.5-5
5.5-7
7.5-9
9.5-11
11.5-13
13.5-15
15.5-17
Women's
5-6.5
7-8.5
9-10.5
11-12.5
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-
-
Insole Dimensions
10.3" x 4"
11" x 4.3"
11.8" x 4.4"
12.4" x 4.5"
12.8" x 4.6"
13.5" x 4.8"
14" x 5"
We recommend going up a size when wearing boots. For the most acurate sizing the shoe/boot sole should be measured.