Old Shirt Size Guide
| Size | Men's Fit (cm) | Men's Fit (in) |
| S | <90 | <29.5 |
| M | 90-97.5 | 29.5-38.5 |
| L | 97.5-105 | 38.5-41.5 |
| XL | 105-112.5 | 41.5-44.5 |
| 2XL | 112.5-120 | 44.5-47 |
| 3XL | 120-127.5 | 47-50 |
| 4XL | 127.5-135 | 50-55 |
| 5XL | 135+ | 55+ |
| Size | Women's Fit (cm) | Women's Fit (in) |
| XS | <75 | <29.5 |
| S | 75-80 | 29.5-31.5 |
| M | 80-85 | 31.5-33.5 |
| L | 85-90 | 33.5-35.5 |