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. Norah Comfort Underwire BraNorah Comfort Underwire Bra
    New Color
    Chantelle 13f1
    Norah Comfort Underwire Bra
    Rating:
    93%
    $59.95 - $82.00
  2. 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
  3. Non Wired Sports BraNon Wired Sports Bra
    Panache 7341b
    Non Wired Sports Bra
    Rating:
    100%
    $54.95 - $76.00
  4. The Game Underwire Sports BraThe Game Underwire Sports Bra
    Prima Donna 6000510
    The Game Underwire Sports Bra
    Rating:
    100%
    $155.00
  5. Lace Comfort Wonderwire BraLace Comfort Wonderwire Bra
    Glamorise 9855
    Lace Comfort Wonderwire Bra
    Rating:
    50%
    $57.00 $42.75
  6. Norah Supportive Wirefree BraNorah Supportive Wirefree Bra
    Chantelle 13f8
    Norah Supportive Wirefree Bra
    Rating:
    100%
    $82.00
  7. 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
  8. Norah Front Closure Molded BraNorah Front Closure Molded Bra
    Chantelle 13f6
    Norah Front Closure Molded Bra
    Rating:
    73%
    $82.00
  9. Upbeat Non Padded Sports BraUpbeat Non Padded Sports Bra
    Sculptresse by Panache 9552
    Upbeat Non Padded Sports Bra
    $86.00
  10. Twist First Night Triangle BraTwist First Night Triangle Bra
    Prima Donna 014-1886
    Twist First Night Triangle Bra
    Rating:
    90%
    $84.95 - $160.00
  11. Opulence Front Close Underwire BraletteOpulence Front Close Underwire Bralette
    Pour Moi 11501
    Opulence Front Close Underwire Bralette
    Rating:
    70%
    $58.00 $42.95
  12. A La Folie Comfort Triangle BraA La Folie Comfort Triangle Bra
    Aubade qi12-2
    A La Folie Comfort Triangle Bra
    $175.00 $119.95
  13. Twist East End Soft Wireless BraTwist East End Soft Wireless Bra
    Prima Donna 014-1935
    Twist East End Soft Wireless Bra
    Rating:
    60%
    $130.00
  14. Wave Front Zipper Sports BraWave Front Zipper Sports Bra
    Parfait p6052
    Wave Front Zipper Sports Bra
    Rating:
    50%
    $62.00
  15. Eden Removable Wire Nursing BraEden Removable Wire Nursing Bra
    Simone Perele 12e399
    Eden Removable Wire Nursing Bra
    Rating:
    100%
    $90.00 $59.95 - $69.95
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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.