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. Cassiopee Seamless Embroidery Full Cup Bra Grenat 36CCassiopee Seamless Embroidery Full Cup Bra Grenat 36C
    Empreinte 07151
    Cassiopee Seamless Embroidery Full Cup Bra
    Rating:
    96%
    $164.95 - $225.00
  2. Envy Balconnet Bra Poppy Red 32HHEnvy Balconnet Bra Poppy Red 32HH
    Panache 7285
    Envy Balconnet Bra
    Rating:
    93%
    $52.95 - $72.00
  3. Serena Lace Multi-Part Underwire Bra Burgundy 30CSerena Lace Multi-Part Underwire Bra Burgundy 30C
    Fit Fully Yours b2761
    Serena Lace Multi-Part Underwire Bra
    Rating:
    60%
    $34.99 - $77.00
  4. Ana Non-Padded Plunge Underwire Bra Salsa Red 30FFAna Non-Padded Plunge Underwire Bra Salsa Red 30FF
    Panache 9396a
    Ana Non-Padded Plunge Underwire Bra
    Rating:
    91%
    $52.95 - $68.00
  5. Norah Comfort Underwire Bra Poppy Red 34CNorah Comfort Underwire Bra Poppy Red 34C
    Chantelle 13f1
    Norah Comfort Underwire Bra
    Rating:
    93%
    $59.95 - $82.00
  6. Fusion Underwire Full Cup Side Support Bra Red 30DFusion Underwire Full Cup Side Support Bra Red 30D
    Fantasie fl3091
    Fusion Underwire Full Cup Side Support Bra
    Rating:
    83%
    $37.95 - $66.00
  7. Clara Full Cup Bra Orchid/Red 30DClara Full Cup Bra Orchid/Red 30D
    Panache 7255
    Clara Full Cup Bra
    Rating:
    88%
    $52.95 - $74.00
  8. Victory Side Support Multi Part Cup Bra Poppy Red 30HVictory Side Support Multi Part Cup Bra Poppy Red 30H
    Curvy Kate ck9001
    Victory Side Support Multi Part Cup Bra
    Rating:
    81%
    $39.95 - $66.00
  9. Glossies Sheer Bra Cayenne 30CGlossies Sheer Bra Cayenne 30C
    Gossard 6271
    Glossies Sheer Bra
    Rating:
    89%
    $30.99 - $63.00
  10. Sonic Underwire Molded Spacer Sports Bra Hot Crimson 28DDSonic Underwire Molded Spacer Sports Bra Hot Crimson 28DD
    Freya ac4892
    Sonic Underwire Molded Spacer Sports Bra
    Rating:
    87%
    $34.99 - $74.00
  11. Rebecca Essentials Underwire Moulded Spacer Bra Berry 30DRebecca Essentials Underwire Moulded Spacer Bra Berry 30D
    Fantasie fl1310
    Rebecca Essentials Underwire Moulded Spacer Bra
    Rating:
    93%
    $48.95 - $70.00
  12. Glossies Lace Sheer Bra Chili Red 32DGlossies Lace Sheer Bra Chili Red 32D
    Gossard 13001
    Glossies Lace Sheer Bra
    Rating:
    94%
    $29.99 - $66.00
  13. Thalia Underwired Low-Neck Bra Sangria 36CThalia Underwired Low-Neck Bra Sangria 36C
    Empreinte 1856
    Thalia Underwired Low-Neck Bra
    Rating:
    95%
    $163.95 - $220.50
  14. Lace Daze Underwire Balcony Bra Lipstick Red 30FFLace Daze Underwire Balcony Bra Lipstick Red 30FF
    Curvy Kate ck4410
    Lace Daze Underwire Balcony Bra
    Rating:
    100%
    $44.95 - $69.00
  15. Reflect Underwire Side Support Bra Red 38JReflect Underwire Side Support Bra Red 38J
    Fantasie fl1801
    Reflect Underwire Side Support Bra
    Rating:
    100%
    $49.95 - $68.00
  16. Avero Contour Plunge Bra Scarlet 32CAvero Contour Plunge Bra Scarlet 32C
    Marie Jo 010-0418
    Avero Contour Plunge Bra
    Rating:
    94%
    $155.00
  17. Superboost Lace Deep V Underwire Bralette Cranberry/Raspberry 32BSuperboost Lace Deep V Underwire Bralette Cranberry/Raspberry 32B
    Gossard 7718
    Superboost Lace Deep V Underwire Bralette
    Rating:
    91%
    $38.99 - $78.00
  18. Offbeat Underwire Side Support Bra Chili Red 28DDOffbeat Underwire Side Support Bra Chili Red 28DD
    Freya aa5451
    Offbeat Underwire Side Support Bra
    Rating:
    82%
    $29.99 - $66.00
  19. Louise Lace Underwire Low Neck Bra Sequoia 38FLouise Lace Underwire Low Neck Bra Sequoia 38F
    Empreinte 08184
    Louise Lace Underwire Low Neck Bra
    Rating:
    100%
    $164.95 - $216.50
  20. Envisage Underwire Full Cup Bra With Side Support Raspberry 30FEnvisage Underwire Full Cup Bra With Side Support Raspberry 30F
    Fantasie fl6911
    Envisage Underwire Full Cup Bra With Side Support
    Rating:
    96%
    $34.95 - $66.00
  21. Delice Sheer Plunge Bra Cranberry 32BDelice Sheer Plunge Bra Cranberry 32B
    Simone Perele 12x319
    Delice Sheer Plunge Bra
    Rating:
    97%
    $79.95 - $120.00
  22. Charlotte Padded Bra Rio Red 32DCharlotte Padded Bra Rio Red 32D
    Parfait 6901
    Charlotte Padded Bra
    Rating:
    83%
    $20.95 - $54.00
  23. Superboost Lace Padded Plunge Bra Vivacious 30DSuperboost Lace Padded Plunge Bra Vivacious 30D
    Gossard 7711
    Superboost Lace Padded Plunge Bra
    Rating:
    81%
    $32.99 - $75.00
  24. Caresse 3D Spacer Foam Plunge Underwire Bra Tango Red 32BCaresse 3D Spacer Foam Plunge Underwire Bra Tango Red 32B
    Simone Perele 12a316
    Caresse 3D Spacer Foam Plunge Underwire Bra
    Rating:
    95%
    $74.95 - $115.00
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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.