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.

14 Items

  1. Bliss Full Cup Underwire BraBliss Full Cup Underwire Bra
    Sculptresse by Panache 10685
    Bliss Full Cup Underwire Bra
    $76.00
  2. Verity Spacer Foam Cup Underwire BraVerity Spacer Foam Cup Underwire Bra
    Empreinte 40173
    Verity Spacer Foam Cup Underwire Bra
    Rating:
    88%
    $184.00
  3. Front Close Lace Wonderwire BraFront Close Lace Wonderwire Bra
    Glamorise 9246
    Front Close Lace Wonderwire Bra
    Rating:
    97%
    $59.00 $44.25
  4. 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
  5. Offbeat Underwire Side Support BraOffbeat Underwire Side Support Bra
    Freya aa5451
    Offbeat Underwire Side Support Bra
    Rating:
    82%
    $29.99 - $66.00
  6. Superplunge Multiway Padded Plunge BraSuperplunge Multiway Padded Plunge Bra
    Curvy Kate ck2107
    Superplunge Multiway Padded Plunge Bra
    Rating:
    70%
    $68.00
  7. Second Skin Back Smoother T-Shirt BraSecond Skin Back Smoother T-Shirt Bra
    Le Mystere 5221
    Second Skin Back Smoother T-Shirt Bra
    Rating:
    93%
    $38.95 - $68.00
  8. Revele Moi Underwire BraRevele Moi Underwire Bra
    Chantelle 1571
    Revele Moi Underwire Bra
    Rating:
    95%
    $88.00
  9. Rebecca Molded Spacer Underwire BraRebecca Molded Spacer Underwire Bra
    Fantasie fl2024
    Rebecca Molded Spacer Underwire Bra
    Rating:
    89%
    $56.95 - $77.00
  10. Pauline Full Coverage Underwire Sports BraPauline Full Coverage Underwire Sports Bra
    Fit Fully Yours b9660
    Pauline Full Coverage Underwire Sports Bra
    Rating:
    90%
    $73.00
  11. Felicia Strapless BraFelicia Strapless Bra
    Fit Fully Yours b1011
    Felicia Strapless Bra
    Rating:
    80%
    $74.00
  12. Ashley Padded Balcony BraAshley Padded Balcony Bra
    Sculptresse by Panache 11091
    Ashley Padded Balcony Bra
    $93.00
  13. C Jolie Lace Demi Underwire BraC Jolie Lace Demi Underwire Bra
    Chantelle 13b5
    C Jolie Lace Demi Underwire Bra
    Rating:
    100%
    $84.00
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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.