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.

Items 1-24 of 49

  1. Cate Underwire Full Cup Banded BraCate Underwire Full Cup Banded Bra
    Elomi el4030

    Cate Underwire Full Cup Banded Bra

    Rating:
    93%
    $34.95 - $65.00
  2. C Magnifique Molded Minimizer Underwire BraC Magnifique Molded Minimizer Underwire Bra
    Chantelle 1891

    C Magnifique Molded Minimizer Underwire Bra

    Rating:
    90%
    $59.95 - $84.00
  3. The Ultimate Full Figure Soft Cup Sports BraThe Ultimate Full Figure Soft Cup Sports Bra
    Glamorise 1006

    The Ultimate Full Figure Soft Cup Sports Bra

    Rating:
    77%
    $57.00 $42.75
  4. Norah Comfort Underwire BraNorah Comfort Underwire Bra
    New Color
    Chantelle 13f1

    Norah Comfort Underwire Bra

    Rating:
    93%
    $59.95 - $82.00
  5. No Bounce Cami Sports BraNo Bounce Cami Sports Bra
    Glamorise 1066

    No Bounce Cami Sports Bra

    Rating:
    86%
    $47.00 $29.95
  6. Hedona Molded Underwire BraHedona Molded Underwire Bra
    Chantelle 2031

    Hedona Molded Underwire Bra

    Rating:
    89%
    $44.95 - $88.00
  7. Sonic Underwire Molded Spacer Sports BraSonic Underwire Molded Spacer Sports Bra
    Freya ac4892

    Sonic Underwire Molded Spacer Sports Bra

    Rating:
    87%
    $34.99 - $74.00
  8. Initiale Spacer Foam Underwire Sports BraInitiale Spacer Foam Underwire Sports Bra
    Empreinte 07200

    Initiale Spacer Foam Underwire Sports Bra

    Rating:
    87%
    $149.95 - $204.00
  9. Glossies Lace Sheer BraGlossies Lace Sheer Bra
    Gossard 13001

    Glossies Lace Sheer Bra

    Rating:
    94%
    $29.99 - $66.00
  10. Amazone Underwire BraAmazone Underwire Bra
    Chantelle 2101

    Amazone Underwire Bra

    Rating:
    92%
    $94.00
  11. Envisage Underwire Full Cup Bra With Side SupportEnvisage Underwire Full Cup Bra With Side Support
    Fantasie fl6911

    Envisage Underwire Full Cup Bra With Side Support

    Rating:
    96%
    $34.95 - $66.00
  12. Double Layer Custom Control High Impact Sports BraDouble Layer Custom Control High Impact Sports Bra
    Glamorise 1166

    Double Layer Custom Control High Impact Sports Bra

    Rating:
    89%
    $66.00 $42.95 - $49.50
  13. Lace Comfort Wonderwire BraLace Comfort Wonderwire Bra
    Glamorise 9855

    Lace Comfort Wonderwire Bra

    Rating:
    50%
    $57.00 $42.75
  14. 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
  15. Energy Empower Convertible Underwire Sports BraEnergy Empower Convertible Underwire Sports Bra
    Pour Moi 97003

    Energy Empower Convertible Underwire Sports Bra

    Rating:
    87%
    $26.99 - $69.00
  16. The Game Underwire Sports BraThe Game Underwire Sports Bra
    Prima Donna 6000510

    The Game Underwire Sports Bra

    Rating:
    100%
    $149.00
  17. Rosa Faia Havanna Wire Free BraRosa Faia Havanna Wire Free Bra
    Anita 5813

    Rosa Faia Havanna Wire Free Bra

    Rating:
    87%
    $75.00
  18. Norah Supportive Wirefree BraNorah Supportive Wirefree Bra
    New Color
    Chantelle 13f8

    Norah Supportive Wirefree Bra

    Rating:
    100%
    $82.00
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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.