The Head Huggers patterns are written to be made with US-sized knitting
needles or crochet hooks. Those from other countries should use these
conversion charts.
Plaese use this as a guide. Actual sizes may vary by manufacturer.
| Knitting Needle Size Conversion |
| Metric (mm) | US | UK/Canada |
| 2.0 | 0 | 14 |
| 2.25 | 1 | 13 |
| 2.75 | 2 | 12 |
| 3.0 | - | 11 |
| 3.25 | 3 | 10 |
| 3.5 | 4 | - |
| 3.75 | 5 | 9 |
| 4.0 | 6 | 8 |
| 4.5 | 7 | 7 |
| 5.0 | 8 | 6 |
| 5.5 | 9 | 5 |
| 6.0 | 10 | 4 |
| 6.5 | 10 1/2 | 3 |
| 7.0 | - | 2 |
| 7.5 | - | 1 |
| 8.0 | 11 | 0 |
| 9.0 | 13 | 00 |
| 10.0 | 15 | 000 |
| 12.0 | 17 | - |
| 16.0 | 19 | - |
| 19.0 | 35 | - |
| 25.0 | 50 | - |
|
| Aluminum Crochet Hook Size Conversion |
| Metric (mm) | US | UK/Canada |
| 2.0 | - | 14 |
| 2.25 | B/1 | 13 |
| 2.5 | - | 12 |
| 2.75 | C/2 | - |
| 3.0 | - | 11 |
| 3.25 | D/3 | 10 |
| 3.5 | E/4 | 9 |
| 3.75 | F/5 | - |
| 4.0 | G/6 | 8 |
| 4.5 | - | 7 |
| 5.0 | H/8 | 6 |
| 5.5 | I/9 | 5 |
| 6.0 | J/10 | 4 |
| 6.5 | K/10 1/2 | 3 |
| 7.0 | - | 2 |
| 8.0 | L/11 | 0 |
| 9.0 | M/13 | 00 |
| 10.0 | N/15 | 000 |
| 16.0 | P/16 | - |
| 16.0 | Q | - |
| 19.0 | S | - |
|