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. 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. Wonderwire Front Closure BraWonderwire Front Closure Bra
    Glamorise 1245

    Wonderwire Front Closure Bra

    Rating:
    90%
    $59.00 $44.25
  3. Active Maximum Support Wire Free Sports BraActive Maximum Support Wire Free Sports Bra
    Anita 5527

    Active Maximum Support Wire Free Sports Bra

    Rating:
    89%
    $58.95 - $79.00
  4. No Bounce Cami Sports BraNo Bounce Cami Sports Bra
    Glamorise 1066

    No Bounce Cami Sports Bra

    Rating:
    86%
    $47.00 $29.95
  5. Amazone Underwire BraAmazone Underwire Bra
    Chantelle 2101

    Amazone Underwire Bra

    Rating:
    92%
    $94.00
  6. 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
  7. Lace Comfort Wonderwire BraLace Comfort Wonderwire Bra
    Glamorise 9855

    Lace Comfort Wonderwire Bra

    Rating:
    50%
    $57.00 $42.75
  8. Non Wired Sports BraNon Wired Sports Bra
    Panache 7341b

    Non Wired Sports Bra

    Rating:
    100%
    $54.95 - $71.00
  9. 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
  10. Wonderwire Front Closure T-Back BraWonderwire Front Closure T-Back Bra
    Glamorise 1246

    Wonderwire Front Closure T-Back Bra

    Rating:
    89%
    $59.00 $44.25
  11. 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
  12. Rosa Faia Havanna Wire Free BraRosa Faia Havanna Wire Free Bra
    Anita 5813

    Rosa Faia Havanna Wire Free Bra

    Rating:
    87%
    $75.00
  13. Front Close Back Smoothing Wonderwire BraFront Close Back Smoothing Wonderwire Bra
    Glamorise 1247

    Front Close Back Smoothing Wonderwire Bra

    Rating:
    84%
    $59.00 $44.25
  14. Norah Supportive Wirefree BraNorah Supportive Wirefree Bra
    New Color
    Chantelle 13f8

    Norah Supportive Wirefree Bra

    Rating:
    100%
    $82.00
  15. Upbeat Non Padded Sports BraUpbeat Non Padded Sports Bra
    Sculptresse by Panache 9552

    Upbeat Non Padded Sports Bra

    $86.00
  16. Twist First Night Triangle BraTwist First Night Triangle Bra
    Prima Donna 014-1886

    Twist First Night Triangle Bra

    Rating:
    90%
    $84.95 - $154.00
  17. No Sweat Mesh Ventilated Wire Free Sports BraNo Sweat Mesh Ventilated Wire Free Sports Bra
    Glamorise 1068

    No Sweat Mesh Ventilated Wire Free Sports Bra

    Rating:
    91%
    $54.00 $29.95
  18. Soft Cup Nursing BraSoft Cup Nursing Bra
    Aviana 2753

    Soft Cup Nursing Bra

    $67.00 $60.30
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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.