30F Bras Lingerie, and Swimwear | 30F Bra Size

F Bra Cup Size (Your UCS is either a D3 or a D4 )

Your F cup size can be a little tricky.  If you are an F cup size in EU brands like Chantelle, Empreiente, Prima Donna, Anita, Simone Perele, and others, you are also a DDD cup size in US brands like  Wacoal, Bali, Natori, and Vanity Fair, and an E cup in UK brands like Elomi, Freya, and Panache.

And... if you're an F cup size in UK brands, you are also a G cup size in both US brands (formerly the DDDD cup size)  and EU brands. 

At HerRoom, it's easy to combine all your cup sizes into one simple search by using our exclusive Universal Cup Sizing (UCS).

Search 30D3 and see everything that comes in your F, DDD, and E cup sizes.

Search 30D4 and see everything that comes in your F, DDDD, and G cup sizes.

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  1. Allure Full Cup Underwire BraAllure Full Cup Underwire Bra
    Panache 10765
    Allure Full Cup Underwire Bra
    Rating:
    90%
    $56.95 - $74.00
  2. Orlando Full Cup BraOrlando Full Cup Bra
    Prima Donna 016-3150
    Orlando Full Cup Bra
    Rating:
    100%
    $124.95 - $165.00
  3. Romy Underwired Low-Necked BraRomy Underwired Low-Necked Bra
    New Color
    Empreinte 08212
    Romy Underwired Low-Necked Bra
    Rating:
    100%
    $132.95 - $178.00
  4. Gaby Low Necked Underwire BraGaby Low Necked Underwire Bra
    Empreinte 08220
    Gaby Low Necked Underwire Bra
    $215.00 $159.95
  5. Active Dynamic Wirefree Hi-Impact Sports BraActive Dynamic Wirefree Hi-Impact Sports Bra
    Freya aa4014
    Active Dynamic Wirefree Hi-Impact Sports Bra
    Rating:
    83%
    $41.95 - $70.00
  6. Tango Essence Balconnet BraTango Essence Balconnet Bra
    Panache 10961
    Tango Essence Balconnet Bra
    $48.95 - $56.00
  7. Offbeat Underwire Plunge BraOffbeat Underwire Plunge Bra
    Freya aa5452
    Offbeat Underwire Plunge Bra
    Rating:
    92%
    $29.99 - $64.00
  8. Lucia Underwire Side Support BraLucia Underwire Side Support Bra
    Fantasie fl1501
    Lucia Underwire Side Support Bra
    $54.95 - $70.00
  9. Gustave Underwire Low Neck BraGustave Underwire Low Neck Bra
    Empreinte 08222
    Gustave Underwire Low Neck Bra
    $144.95 - $196.50
  10. Imogen Balconnet BraImogen Balconnet Bra
    Panache 10161
    Imogen Balconnet Bra
    Rating:
    100%
    $70.00 $48.95 - $54.95
  11. Intrigue Demi Cup BraIntrigue Demi Cup Bra
    Simone Perele 1e2330
    Intrigue Demi Cup Bra
    $140.00
  12. Scantilly Fascinate Plunge Underwire BraScantilly Fascinate Plunge Underwire Bra
    Curvy Kate st1710
    Scantilly Fascinate Plunge Underwire Bra
    $88.00 $48.95 - $70.95
  13. Shea Plunge Unlined Underwire BraShea Plunge Unlined Underwire Bra
    Parfait p6062
    Shea Plunge Unlined Underwire Bra
    Rating:
    90%
    $56.00
  14. Aurelia Underwire Side Support BraAurelia Underwire Side Support Bra
    Fantasie fl1001
    Aurelia Underwire Side Support Bra
    Rating:
    100%
    $80.00 $58.95 - $64.95
  15. Pippa Side Support Underwire BraPippa Side Support Underwire Bra
    Fantasie fl0701
    Pippa Side Support Underwire Bra
    $49.95 - $62.00
  16. Scantilly Fallen Angel Balcony BraScantilly Fallen Angel Balcony Bra
    Curvy Kate st1210
    Scantilly Fallen Angel Balcony Bra
    Rating:
    87%
    $90.00 $44.99
  17. Liza Balcony BraLiza Balcony Bra
    Panache 11051
    Liza Balcony Bra
    $92.00
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If you’re looking for the best bras for women, then you’ve come to the right place. We offer a wide assortment of styles, brands, and sizes at HerRoom. Whether you’re an A or a P cup, you’re sure to find the perfect bra.