Wacoal to SKIMS bra size
The short answer
Wacoal 34DDD is SKIMS 34F by the two brands' own charts. 1 of 8 Wacoal sizes land on a different label at SKIMS.
Cups are counted along each brand's own letter order, and the band is carried across unchanged.
| Wacoal | Wacoal builds it for | SKIMS, by chart | Same label | SKIMS builds it for | SKIMS also prints |
|---|---|---|---|---|---|
| 34A | not published | 34A | not published | not published | not published |
| 34B | not published | 34B | not published | not published | not published |
| 34C | not published | 34C | not published | not published | not published |
| 34D | not published | 34D | not published | not published | not published |
| 34DD | not published | 34DD | not published | not published | not published |
| 34DDD | not published | 34F | not published | not published | not published |
| 34G | not published | 34G | not published | not published | not published |
| 34H | not published | 34H | not published | not published | not published |
| 34I | not published | not made | not published | not published | not published |
| 34J | not published | not made | not published | not published | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Wacoal size guide, read on 2026-09-17. Wacoal on TrueToSize
- SKIMS size guide, read on 2026-09-17. SKIMS on TrueToSize