34F Bras Lingerie, and Swimwear | 34F 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 34D3 and see everything that comes in your F, DDD, and E cup sizes.

Search 34D4 and see everything that comes in your F, DDDD, and G cup sizes.

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  1. Madison Full Cup BraMadison Full Cup Bra
    Prima Donna 016-2120
    Madison Full Cup Bra
    Rating:
    91%
    $114.95 - $150.00
  2. Deauville Full Cup BraDeauville Full Cup Bra
    Prima Donna 016-1810
    Deauville Full Cup Bra
    Rating:
    96%
    $109.95 - $165.00
  3. Envy Balconnet BraEnvy Balconnet Bra
    New Color
    Panache 7285
    Envy Balconnet Bra
    Rating:
    93%
    $52.95 - $72.00
  4. Cassiopee Seamless Embroidery Full Cup BraCassiopee Seamless Embroidery Full Cup Bra
    Empreinte 07151
    Cassiopee Seamless Embroidery Full Cup Bra
    Rating:
    96%
    $164.95 - $225.00
  5. Allure Full Cup Underwire BraAllure Full Cup Underwire Bra
    Panache 10765
    Allure Full Cup Underwire Bra
    Rating:
    90%
    $56.95 - $74.00
  6. Ana Non-Padded Plunge Underwire BraAna Non-Padded Plunge Underwire Bra
    New Color
    Panache 9396a
    Ana Non-Padded Plunge Underwire Bra
    Rating:
    91%
    $52.95 - $68.00
  7. Serena Lace Multi-Part Underwire BraSerena Lace Multi-Part Underwire Bra
    Fit Fully Yours b2761
    Serena Lace Multi-Part Underwire Bra
    Rating:
    60%
    $34.99 - $77.00
  8. Fusion Underwire Full Cup Side Support BraFusion Underwire Full Cup Side Support Bra
    Fantasie fl3091
    Fusion Underwire Full Cup Side Support Bra
    Rating:
    83%
    $37.95 - $66.00
  9. Carmen Polka Dot Lace Multi-Part BraCarmen Polka Dot Lace Multi-Part Bra
    Fit Fully Yours b2498
    Carmen Polka Dot Lace Multi-Part Bra
    Rating:
    87%
    $79.00
  10. SuperBra Tango II Underwire Balconnet BraSuperBra Tango II Underwire Balconnet Bra
    Panache 3251
    SuperBra Tango II Underwire Balconnet Bra
    Rating:
    83%
    $48.95 - $64.00
  11. Clara Full Cup BraClara Full Cup Bra
    Panache 7255
    Clara Full Cup Bra
    Rating:
    88%
    $52.95 - $74.00
  12. Orlando Full Cup BraOrlando Full Cup Bra
    Prima Donna 016-3150
    Orlando Full Cup Bra
    Rating:
    100%
    $124.95 - $165.00
  13. Nicole Sheer Lace BraNicole Sheer Lace Bra
    Fit Fully Yours b2271
    Nicole Sheer Lace Bra
    Rating:
    90%
    $49.95 - $77.00
  14. Victory Side Support Multi Part Cup BraVictory Side Support Multi Part Cup Bra
    Curvy Kate ck9001
    Victory Side Support Multi Part Cup Bra
    Rating:
    81%
    $39.95 - $66.00
  15. Bliss Full Cup Underwire BraBliss Full Cup Underwire Bra
    Sculptresse by Panache 10685
    Bliss Full Cup Underwire Bra
    $76.00
  16. Front Close Lace Wonderwire BraFront Close Lace Wonderwire Bra
    Glamorise 9246
    Front Close Lace Wonderwire Bra
    Rating:
    97%
    $59.00 $44.25
  17. Lace Daze Underwire Balcony BraLace Daze Underwire Balcony Bra
    Curvy Kate ck4410
    Lace Daze Underwire Balcony Bra
    Rating:
    100%
    $44.95 - $69.00
  18. Louise Lace Underwire Low Neck BraLouise Lace Underwire Low Neck Bra
    Empreinte 08184
    Louise Lace Underwire Low Neck Bra
    Rating:
    100%
    $164.95 - $216.50
  19. Estel Full Cup BraEstel Full Cup Bra
    Sculptresse by Panache 9685
    Estel Full Cup Bra
    Rating:
    74%
    $60.95 - $82.00
  20. Chi Chi Full Cup Underwire BraChi Chi Full Cup Underwire Bra
    Sculptresse by Panache 7695
    Chi Chi Full Cup Underwire Bra
    Rating:
    86%
    $50.95 - $68.00
  21. Fleur Demi Underwire BraFleur Demi Underwire Bra
    Chantelle 12m5
    Fleur Demi Underwire Bra
    $84.95 - $118.00
  22. Revele Moi Underwire BraRevele Moi Underwire Bra
    Chantelle 1571
    Revele Moi Underwire Bra
    Rating:
    95%
    $88.00
  23. Elegance Comfort Straps Wonderwire BraElegance Comfort Straps Wonderwire Bra
    Glamorise 1240
    Elegance Comfort Straps Wonderwire Bra
    Rating:
    94%
    $59.00 $44.25
  24. Saga Embroidered Demi Cup BraSaga Embroidered Demi Cup Bra
    Simone Perele 15c330
    Saga Embroidered Demi Cup Bra
    Rating:
    100%
    $94.95 - $135.00
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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.