30F Bras Lingerie, and Swimwear | 30F 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 30D3 and see everything that comes in your F, DDD, and E cup sizes.

Search 30D4 and see everything that comes in your F, DDDD, and G cup sizes.

21 Items

  1. Allure Full Cup Underwire BraAllure Full Cup Underwire Bra
    Panache 10765
    Allure Full Cup Underwire Bra
    Rating:
    90%
    $56.95 - $74.00
  2. Romy Underwired Low-Necked BraRomy Underwired Low-Necked Bra
    New Color
    Empreinte 08212
    Romy Underwired Low-Necked Bra
    Rating:
    100%
    $132.95 - $178.00
  3. Boost Me Up Padded Balcony BraBoost Me Up Padded Balcony Bra
    Curvy Kate ck2716
    Boost Me Up Padded Balcony Bra
    Rating:
    88%
    $68.00
  4. Comete Moulded Underwire BraComete Moulded Underwire Bra
    Simone Perele 12s324
    Comete Moulded Underwire Bra
    $94.95 - $120.00
  5. Tango Essence Balconnet BraTango Essence Balconnet Bra
    Panache 10961
    Tango Essence Balconnet Bra
    $48.95 - $56.00
  6. Loveland Underwire Plunge BraLoveland Underwire Plunge Bra
    New Color
    Freya aa1002
    Loveland Underwire Plunge Bra
    Rating:
    100%
    $42.95 - $62.00
  7. Jade Lace BraJade Lace Bra
    Fit Fully Yours b2405
    Jade Lace Bra
    $81.00
  8. Mia Bralette BraMia Bralette Bra
    Fit Fully Yours b6105
    Mia Bralette Bra
    $87.00
  9. Nina Balcony BraNina Balcony Bra
    Panache 10941
    Nina Balcony Bra
    $66.00
  10. Flora 3 Part Underwire BraFlora 3 Part Underwire Bra
    Maison Lejaby 21237
    Flora 3 Part Underwire Bra
    $123.00 $91.95
  11. Melodie D'Ete Half Cup Underwire BraMelodie D'Ete Half Cup Underwire Bra
    Aubade icf14
    Melodie D'Ete Half Cup Underwire Bra
    Rating:
    100%
    $169.00
  12. Scantilly Unchained Plunge BraScantilly Unchained Plunge Bra
    Curvy Kate st6101
    Scantilly Unchained Plunge Bra
    $86.00 $49.95
  13. Scantilly Lovers Knot Balcony BraScantilly Lovers Knot Balcony Bra
    Curvy Kate st2010
    Scantilly Lovers Knot Balcony Bra
    $94.00 $56.95
  14. Gin Fizz Longline Balcony BraGin Fizz Longline Balcony Bra
    Curvy Kate ck4511
    Gin Fizz Longline Balcony Bra
    Rating:
    53%
    $80.00 $45.95
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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.