| Underwear Size | Waist Size | |
| Inches | Centimeter | |
| XS | 26-28 | 66-71 |
| Small | 28-31 | 72-78 |
| Medium | 31-33 | 79-83 |
| Large | 33-35 | 84-88 |
| XL | 35-38 | 89-96 |
| XXL | 38-40 | 96-101 |
| Underwear Size | Waist Size | |
| Inches | Centimeter | |
| XS | 26-28 | 66-71 |
| Small | 28-31 | 72-78 |
| Medium | 31-33 | 79-83 |
| Large | 33-35 | 84-88 |
| XL | 35-38 | 89-96 |
| XXL | 38-40 | 96-101 |