Grishko-Size Guide-Shoes
| Boot size | USA size | European size | Foot length, mm |
| XXS | 3-4 | 31-32 | 215 |
| XS | 5-6 | 33-34 | 225 |
| S | 3-4.5 | 33-34.5 | 235 |
| M | 5-6.5 | 35-36 | 245 |
| L | 7-8 | 37-38 | 255 |
| XL | 8.5-9 | 39-40 | 265 |
| XXL | 9.5-10 | 40.5-41 | 275 |
| XXXL | 11-12 | 42-43 | 285 |
| XXXXL | 13-14 | 43.5-44 | 295 |
| XXXXXL | 15-16 | 45-46 | 305 |