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. Satin Seamless Underwire BraSatin Seamless Underwire Bra
    Prima Donna 016-1330
    Satin Seamless Underwire Bra
    Rating:
    89%
    $89.00
  4. Norah Comfort Underwire BraNorah Comfort Underwire Bra
    New Color
    Chantelle 13f1
    Norah Comfort Underwire Bra
    Rating:
    93%
    $59.95 - $82.00
  5. Madison Seamless Non-Padded BraMadison Seamless Non-Padded Bra
    Prima Donna 026-2127
    Madison Seamless Non-Padded Bra
    Rating:
    100%
    $114.95 - $175.00
  6. Orlando Full Cup BraOrlando Full Cup Bra
    Prima Donna 016-3150
    Orlando Full Cup Bra
    Rating:
    100%
    $124.95 - $165.00
  7. Madison Contour Heart Shaped BraMadison Contour Heart Shaped Bra
    Prima Donna 026-2120
    Madison Contour Heart Shaped Bra
    Rating:
    93%
    $114.95 - $150.00
  8. Hedona Molded Underwire BraHedona Molded Underwire Bra
    Chantelle 2031
    Hedona Molded Underwire Bra
    Rating:
    89%
    $44.95 - $88.00
  9. Amazone Underwire BraAmazone Underwire Bra
    Chantelle 2101
    Amazone Underwire Bra
    Rating:
    92%
    $94.00
  10. Figuras Heart Shaped Padded BraFiguras Heart Shaped Padded Bra
    Prima Donna 026-3250
    Figuras Heart Shaped Padded Bra
    Rating:
    73%
    $135.00
  11. Fleur Demi Underwire BraFleur Demi Underwire Bra
    Chantelle 12m5
    Fleur Demi Underwire Bra
    $89.95 - $118.00
  12. Montara Full Cup Underwire BraMontara Full Cup Underwire Bra
    Prima Donna 016-3380
    Montara Full Cup Underwire Bra
    Rating:
    60%
    $110.00
  13. The Gym Underwire Sports BraThe Gym Underwire Sports Bra
    Prima Donna 6000410
    The Gym Underwire Sports Bra
    Rating:
    96%
    $155.00
  14. Satin Strapless BraSatin Strapless Bra
    Prima Donna 016-1331
    Satin Strapless Bra
    Rating:
    92%
    $100.00
  15. Revele Moi Underwire BraRevele Moi Underwire Bra
    Chantelle 1571
    Revele Moi Underwire Bra
    Rating:
    95%
    $88.00
  16. Norah Chic Unlined BraNorah Chic Unlined Bra
    Chantelle 16m1
    Norah Chic Unlined Bra
    $64.95 - $84.00
  17. C Jolie Memory Foam Underwire BraC Jolie Memory Foam Underwire Bra
    New Color
    Chantelle 13b6
    C Jolie Memory Foam Underwire Bra
    Rating:
    70%
    $59.95 - $82.00
  18. Twist I Do Full Cup Underwire BraTwist I Do Full Cup Underwire Bra
    Prima Donna 014-1602
    Twist I Do Full Cup Underwire Bra
    Rating:
    100%
    $109.95 - $146.00
  19. Figuras Spacer Full Cup BraFiguras Spacer Full Cup Bra
    Prima Donna 016-3250
    Figuras Spacer Full Cup Bra
    $135.00
  20. Twist East End Full Cup Wire BraTwist East End Full Cup Wire Bra
    Prima Donna 014-1930
    Twist East End Full Cup Wire Bra
    Rating:
    100%
    $130.00
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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.