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.

Items 1-24 of 75

  1. Full-Busted Underwire Sports Bra Grey Marl 28DDFull-Busted Underwire Sports Bra Grey Marl 28DD
    Panache 5021
    Full-Busted Underwire Sports Bra
    Rating:
    90%
    $44.95 - $79.00
  2. Deauville Full Cup Bra Amour 30FDeauville Full Cup Bra Amour 30F
    Prima Donna 016-1810
    Deauville Full Cup Bra
    Rating:
    96%
    $109.95 - $165.00
  3. Cassiopee Seamless Embroidery Full Cup Bra Dragee 42CCassiopee Seamless Embroidery Full Cup Bra Dragee 42C
    Empreinte 07151
    Cassiopee Seamless Embroidery Full Cup Bra
    Rating:
    96%
    $164.95 - $225.00
  4. Envy Balconnet Bra Silver 30HEnvy Balconnet Bra Silver 30H
    Panache 7285
    Envy Balconnet Bra
    Rating:
    93%
    $52.95 - $72.00
  5. Melody Underwired Seamless Bra Rose The 32CMelody Underwired Seamless Bra Rose The 32C
    Empreinte 0786
    Melody Underwired Seamless Bra
    Rating:
    94%
    $154.95 - $212.00
  6. Cassiopee Seamless Spacer Foam Underwire Bra Dragee 32CCassiopee Seamless Spacer Foam Underwire Bra Dragee 32C
    Empreinte 40151
    Cassiopee Seamless Spacer Foam Underwire Bra
    Rating:
    93%
    $164.95 - $225.00
  7. Allure Full Cup Underwire Bra Raspberry 32DDAllure Full Cup Underwire Bra Raspberry 32DD
    Panache 10765
    Allure Full Cup Underwire Bra
    Rating:
    90%
    $56.95 - $74.00
  8. Ana Non-Padded Plunge Underwire Bra Vintage 28FAna Non-Padded Plunge Underwire Bra Vintage 28F
    Panache 9396a
    Ana Non-Padded Plunge Underwire Bra
    Rating:
    91%
    $52.95 - $68.00
  9. Serena Lace Multi-Part Underwire Bra Graphite 30CSerena Lace Multi-Part Underwire Bra Graphite 30C
    Fit Fully Yours b2761
    Serena Lace Multi-Part Underwire Bra
    Rating:
    60%
    $34.99 - $77.00
  10. Elise Molded Convertible Bra Canyon Rose 30CElise Molded Convertible Bra Canyon Rose 30C
    Fit Fully Yours b1812
    Elise Molded Convertible Bra
    Rating:
    91%
    $51.95 - $90.00
  11. Idol Underwire T-Shirt Bra Sunkissed Coral 28DIdol Underwire T-Shirt Bra Sunkissed Coral 28D
    Freya aa1050
    Idol Underwire T-Shirt Bra
    Rating:
    89%
    $50.95 - $70.00
  12. Norah Molded Bra Nude Blush 34CNorah Molded Bra Nude Blush 34C
    Chantelle 13f1
    Norah Comfort Underwire Bra
    Rating:
    93%
    $59.95 - $82.00
  13. Fusion Underwire Full Cup Side Support Bra Slate 30DFusion Underwire Full Cup Side Support Bra Slate 30D
    Fantasie fl3091
    Fusion Underwire Full Cup Side Support Bra
    Rating:
    83%
    $37.95 - $66.00
  14. SuperBra Tango II Underwire Balconnet Bra Blush 28FFSuperBra Tango II Underwire Balconnet Bra Blush 28FF
    Panache 3251
    SuperBra Tango II Underwire Balconnet Bra
    Rating:
    83%
    $48.95 - $64.00
  15. Orlando Full Cup Bra Charcoal 30DOrlando Full Cup Bra Charcoal 30D
    Prima Donna 016-3150
    Orlando Full Cup Bra
    Rating:
    100%
    $124.95 - $165.00
  16. Wonderwire Stretch Lace Front Closure Bra Apricot 34BWonderwire Stretch Lace Front Closure Bra Apricot 34B
    Glamorise 9245
    Wonderwire Stretch Lace Front Closure Bra
    Rating:
    85%
    $57.00 $34.95 - $42.75
  17. Victory Side Support Multi Part Cup Bra Pink 30JJVictory Side Support Multi Part Cup Bra Pink 30JJ
    Curvy Kate ck9001
    Victory Side Support Multi Part Cup Bra
    Rating:
    81%
    $39.95 - $66.00
  18. Nicole Sheer Lace Bra Cloud Pink 30CNicole Sheer Lace Bra Cloud Pink 30C
    Fit Fully Yours b2271
    Nicole Sheer Lace Bra
    Rating:
    90%
    $49.95 - $77.00
  19. Sonic Underwire Molded Spacer Sports Bra Storm 34BSonic Underwire Molded Spacer Sports Bra Storm 34B
    Freya ac4892
    Sonic Underwire Molded Spacer Sports Bra
    Rating:
    87%
    $34.99 - $74.00
  20. Glossies Sheer Bra Raspberry Sorbet 34AGlossies Sheer Bra Raspberry Sorbet 34A
    Gossard 6271
    Glossies Sheer Bra
    Rating:
    89%
    $30.99 - $63.00
  21. Initiale Spacer Foam Underwire Sports Bra Gris Intense 32CInitiale Spacer Foam Underwire Sports Bra Gris Intense 32C
    Empreinte 07200
    Initiale Spacer Foam Underwire Sports Bra
    Rating:
    87%
    $149.95 - $204.00
  22. Verity Spacer Foam Cup Underwire Bra Ardoise 32CVerity Spacer Foam Cup Underwire Bra Ardoise 32C
    Empreinte 40173
    Verity Spacer Foam Cup Underwire Bra
    Rating:
    88%
    $184.00
  23. Rebecca Essentials Underwire Moulded Spacer Bra CORAL 32DDRebecca Essentials Underwire Moulded Spacer Bra CORAL 32DD
    Fantasie fl1310
    Rebecca Essentials Underwire Moulded Spacer Bra
    Rating:
    93%
    $48.95 - $70.00
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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.