Reformation to Farm Rio clothing size
The short answer
Reformation 1X is Farm Rio XL by the two brands' own charts. 1 of 6 Reformation sizes land on a different label at Farm Rio.
Both brands publish the body bust each size is cut for, so every row matches a bust, not a letter or a number.
| Reformation | Reformation builds it for | Farm Rio, by chart | Same label | Farm Rio builds it for | Farm Rio also prints |
|---|---|---|---|---|---|
| XS | bust 33 in, waist 25 in, hip 36 in | XS | XS | bust 32 to 33 in, waist 26 to 27 in, hip 35 to 36 in | US 0-2 · UK 4-6 · EU (as printed) 32-34 |
| S | bust 35 in, waist 27 in, hip 38 in | S | S | bust 34 to 35 in, waist 28 to 29 in, hip 37 to 38 in | US 4-6 · UK 8-10 · EU (as printed) 36-38 |
| M | bust 37 in, waist 29 in, hip 40 in | M | M | bust 36 to 37 in, waist 30 to 31 in, hip 39 to 40 in | US 8-10 · UK 12-14 · EU (as printed) 40-42 |
| L | bust 39.5 in, waist 31.5 in, hip 42.5 in | L | L | bust 38 to 40 in, waist 32 to 34 in, hip 41 to 43 in | US 12-14 · UK 16-18 · EU (as printed) 44-46 |
| XL | bust 41.5 in, waist 33.5 in, hip 44.5 in | XL | XL | bust 41 to 44 in, waist 35 to 37 in, hip 44 to 46 in | US 16 · UK 20 · EU (as printed) 48 |
| 1X | bust 45 in, waist 37.5 in, hip 47.5 in | XL | not published | bust 41 to 44 in, waist 35 to 37 in, hip 44 to 46 in | US 16 · UK 20 · EU (as printed) 48 |
| 2X | bust 48 in, waist 40.5 in, hip 50.5 in | not made | not published | not published | not published |
| 3X | bust 51 in, waist 43.5 in, hip 53.5 in | not made | not published | not published | not published |
What wearers say
Charts describe a garment, not a fit. We do not collect fit reports for this category yet, so this table is the two brands' own claims and nothing more.
Sources
- Reformation size guide, read on 2026-09-18. Reformation on TrueToSize
- Farm Rio size guide, read on 2026-09-18.