Keep in mind that different brand has differnt sizing chart. This one is for TREKSTA. The length is inside the shoe.
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KIDS - COMFORT SOLE
| Length (mm) | 123 | 129 | 134 | 139 | 142 | 148 | 156 | 160 |
| Size | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 |
KIDS - NESTFIT SOLE
| Length (mm) | 130 | 135 | 140 | 145 | 149 | 154 | 163 | 167 |
| Size | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 |
JUNIOR
| Length (mm) | 172 | 177 | 187 | 192 | 196 | 202 | 210 | 215 | 221 | 227 | 234 | 238 |
| Size | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 |
ADULT
| Length (mm) | 235 | 243 | 251 | 257 | 265 | 270 | 276 | 283 | 290 | 295 | 303 | 312 |
| Size | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 |
COMFORT SOLE
NESTFIT SOLE
