How does Undiz bra sizing run?
Undiz is labelled in EU sizing. Fun prints, bold colors. A-D cups. Below is how a Undiz size translates across all eight regional standards, plus sister sizes and where to buy.
Undiz size range & system
Undiz sizes in EU.
Undiz size conversion chart
Each row is one Undiz cup size read across the eight standards. The EU column (highlighted) is how Undiz labels its bras.
| US | UK | EU | FR | IT | AU | JP | IN |
|---|---|---|---|---|---|---|---|
| A | A | A | A | A | A | A | A |
| B | B | B | B | B | B | B | B |
| C | C | C | C | C | C | C | C |
| D | D | D | D | D | D | D | D |
| DD | DD | E | E | E | DD | E | DD |
| DDD | E | F | F | F | E | F | E |
Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.
Common Undiz sizes
Open the full eight-standard conversion for a specific size:
Sister sizes in Undiz
If a Undiz bra fits in the cup but the band is off, your sister size keeps the same cup volume with a different band — go down a band and up a cup, or up a band and down a cup. Example: a 34D and a 32DD hold the same cup volume.
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Find your size in Undiz →Where to buy Undiz
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Undiz sizing FAQ
- Does Undiz run true to size?
- Etam sister brand. French youth market. Fun prints, bold colors. A-D cups.
- What sizing system does Undiz use?
- Undiz is labelled in EU sizing. Use the conversion table above to read your size across US, UK, EU, FR, IT, AU, JP and IN.
- What is a 34D in Undiz in EU sizing?
- A US 34D converts to EU 75D. Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.