Sizing Guide

Browse by brand below and jump straight to the size charts you need.

Vivobarefoot logo

Vivobarefoot

Vivobarefoot Women's Size Chart

CMEUUKUS
22.83535.5
23.5363.56
24.23747
24.93857.5
25.53968
26.14079
26.941810
27.5428.511
28.243911.5

Vivobarefoot Men's Size Chart

CMEUUKUS
26.24067
26.94178
27.64289
28.243910
28.9441011
29.5451112
30.24611.512.5
30.9471213
31.5481314
32.2491415

Vivobarefoot Preschool's Size Chart

CMEUUKUS
162589
16.7268.59.5
17.427910
18.1281011
18.7291111.5

Vivobarefoot Kid's Size Chart

CMEUUKUS
12.72045
13.4214.55.5
14.12256
14.72367
15.42478
162589
16.7268.59.5
17.427910
18.1281011
18.7291111.5
19.43011.512
20.1311213
20.732131
21.33312
223423
22.83534

Vivobarefoot Junior's Size Chart

CMEUUKUS
22.83534
23.5363.54.5
24.2374.55.5
24.93856
25.53967
Altra logo

Altra

Altra Women's Size Chart

EUUKUS
363.55.5
3746
37.54.56.5
3857
38.55.57.5
3968
406.58.5
40.579
417.59.5
42810
42.58.510.5
43911

Altra Men's Size Chart

EUUKUS
4178
427.58.5
42.589
438.59.5
44910
44.59.510.5
451011
4610.511.5
46.51112
4711.512.5
481213
491314
Xero logo

Xero

Xero Women's Size Chart

CMUSEUUK
22535.53
22.55.5363.5
23636.54
23.56.5374.5
24737.55
24.57.5385.5
25838.56
25.58.5396.5
26939.57
26.59.5407.5
271040.58
27.510.5418.5
281141.59

Xero Men's Size Chart

CMUSEUUK
25.56.539.56
267406.5
26.57.540.57
278417.5
27.58.541.58
289428.5
28.59.542.59
2910439.5
29.510.543.510
30114410.5
3111.544.511
32124511.5
33134612.5
34144713.5
35154814.5

Xero Youth's Size Chart

CMUS
18.212
19.113
19.91
20.72
21.63
22.44
Inov-8 logo

Inov-8

Inov-8 Women's Size Chart

CMUSEUUK
203.5331
214.534.52
225.535.53
22.56363.5
236.5374
23.5737.54.5
247.5385
24.5838.55.5
258.539.56
25.59406.5
269.540.57
26.51041.57.5
2710.5428
27.51142.58.5
2811.5439

Inov-8 Men's Size Chart

CMUSEUUK
202331
21334.52
22435.53
22.54.5363.5
235374
23.55.537.54.5
246385
24.56.538.55.5
25739.56
25.57.5406.5
26840.57
26.58.541.57.5
279428
27.59.542.58.5
2810439
28.510.5449.5
291144.510
29.511.54510.5
301245.511
30.512.546.611.5
31134712
32144813
33155014
Bobux logo

Bobux

Bobux Size Chart

MMEUUKUSAgeUniv.
105 - 1111822.59 - 15 mthsM
112 - 11819339 - 15 mthsM
119 - 125203.5415 - 27 mthsL
126 - 132214.5515 - 27 mthsL
133 - 13922562 yrsXL
140 - 1452366.52 yrsXL
146 - 1522477.52 - 3 yrs2XL
153 - 159257.582 - 3 yrs2XL
160 - 166268.593 - 4 yrs3XL
167 - 172279.5103 - 4 yrs3XL
173 - 179281010.54 - 5 yrs4XL
180 - 185291111.54 - 5 yrs4XL
186 - 1923011.5124 - 5 yrs5XL
193 - 1993112.5135 - 6 yrs5XL
200 - 206321313.56 - 7 yrs6XL
207 - 2133311.57 - 8 yrs6XL
Vibram logo

Vibram

Vibram Women's Size Chart

CMSize
21.936
22.637
23.238
23.839
24.540
25.141
25.742
26.442

Vibram Men's Size Chart

CMSize
25.440
2641
26.742
27.343
2844
28.645
29.246
29.847
Groundies logo

Groundies

True to size. The styles Active Knit & G-Flex Precision fits one size small.

Groundies Women's Size Chart

LengthWidthEUUKUS
23.6 cm8.5 cm363.05.0
24.2 cm8.7 cm374.06.0
24.9 cm8.9 cm385.07.0
25.6 cm9.0 cm396.08.0
26.3 cm9.1 cm407.09.0
27.0 cm9.2 cm418.010.0
27.6 cm9.3 cm428.510.5
28.2 cm9.0 cm439.011.0

Groundies Men's Size Chart

LengthWidthEUUKUS
26.3 cm9.0 cm406.07.0
26.9 cm9.2 cm417.08.0
27.6 cm9.4 cm428.09.0
28.3 cm9.6 cm439.010.0
28.9 cm9.8 cm4410.011.0
29.6 cm10.0 cm4511.012.0
30.2 cm10.1 cm4611.512.5
30.9 cm10.3 cm4712.013.0
31.5 cm10.4 cm4813.014.0

Groundies Kids' Size Chart

LengthWidthEUUKUS
14.5 cm5.65 cm225.06.0
15.3 cm5.80 cm236.07.0
15.8 cm6.05 cm247.08.0
16.4 cm6.10 cm258.09.0
16.9 cm6.20 cm268.59.5
17.5 cm6.45 cm279.010.0
18.4 cm6.50 cm2810.011.0
19.6 cm6.80 cm3011.512.0
20.2 cm7.00 cm3112.013.0
20.7 cm7.15 cm3213.01.0
21.4 cm7.30 cm331.02.0
21.9 cm7.50 cm342.03.0
22.6 cm7.50 cm353.04.0
Luna Sandals logo

Luna Sandals

Luna Sandals Size Chart

Men's USWomen's USFoot Length (cm)Foot Width (cm)
4621.9 - 22.29.2
4.56.522.3 - 22.69.4
5722.7 - 23.09.6
5.57.523.1 - 23.59.8
6823.6 - 23.910.0
6.58.524.0 - 24.310.2
7924.4 - 24.710.4
7.59.524.8 - 25.210.55
81025.3 - 25.610.7
8.510.525.7 - 26.010.85
91126.1 - 26.411.0
9.511.526.5 - 26.811.15
101226.9 - 27.311.35
10.512.527.4 - 27.711.5
111327.8 - 28.111.7
11.513.528.2 - 28.511.85
121428.6 - 29.012.0
12.514.529.1 - 29.412.2
131529.5 - 30.112.4
Notace Shoes logo

Notace Shoes

Notace Men's Size Chart

USUKEUCM
783925.6
7.58.54026
894126.5
8.59.54226.9
91042.527.3
9.510.54327.7
10114428.2
10.511.544.528.6
11124529
11.512.545.529.4
121346.530
12.513.54730.3
131447.530.7

Notace Women's Size Chart

USUKEUCM
5.533522.9
63.536.523.3
6.543723.7
74.537.524.1
7.553824.6
85.53925
8.564025.4
96.540.525.8
9.574126.3
107.54226.7
10.5842.527.1
118.54327.5
Topo logo

Topo

Topo Men's Size Chart

USEUUKCM
740625
7.540.56.525.5
841726
8.5427.526.5
942.5827
9.5438.527.5
1044928
10.544.59.528.5
11451029
11.54610.529.5
1246.51130
12.54711.530.5
13481231
14491332
15501433

Topo Women's Size Chart

USEUUKCM
637422.5
6.537.54.523
738523.5
7.538.55.524
839624.5
8.5406.525
940.5725.5
9.5417.526
1042826.5
10.542.58.527
1143927.5
1244.51028.5