Deze maattabel bevat de K2 FL3X Youth en Junior maten in US, EU en UK skischoenmaten.
Metrisch (cm) (inches hieronder)
| SCHOOLLENGTE (mm) | MONDO PUNT | VS - HEREN | VS - VROUW | EU | UK |
| 268 | 22,5 cm | 5.5 | 36 | 3.5 | |
| 277 | 23,5 cm | 6.5 | 37.5 | 4.5 | |
| 282 | 24,5 cm | 6.5 | 7.5 | 39 | 5.5 |
| 293 | 25,5 cm | 7.5 | 8.5 | 40 | 6.5 |
| 301 | 26,5 cm | 8.5 | 9.5 | 41.5 | 7.5 |
| 310 | 27,5 cm | 9.5 | 10.5 | 42.5 | 8.5 |
