William Lockie Aran 4-ply Size Chart (cm)
| Size | XS | S | M | L | XL | XXL |
| Width at Chest | 47 | 49,5 | 52 | 54,5 | 57 | 59,5 |
| Width at Hem | 38 | 39,5 | 41 | 43,5 | 46 | 48,5 |
| Body length | 65 | 66 | 68 | 69 | 71 | 73 |
| Sleeve length (centre back to end of cuff) | 75 | 77 | 80 | 81 | 84 | 87 |
| Sleeve width (at widest) | 18 | 19 | 20 | 21 | 22 | 23 |
Please note this specific Aran knit comes out a little small from production as seen above, but the width will stretch out some when wearing them.