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.

24 Items

  1. Zora Molded Underwire BraZora Molded Underwire Bra
    Fit Fully Yours b1212

    Zora Molded Underwire Bra

    Rating:
    85%
    $80.00
  2. Initiale Spacer Foam Underwire Sports BraInitiale Spacer Foam Underwire Sports Bra
    Empreinte 07200

    Initiale Spacer Foam Underwire Sports Bra

    Rating:
    87%
    $149.95 - $204.00
  3. 365 T-Shirt Bra365 T-Shirt Bra
    Panache 10905

    365 T-Shirt Bra

    $76.00
  4. Non Wired Sports BraNon Wired Sports Bra
    Panache 7341b

    Non Wired Sports Bra

    Rating:
    100%
    $54.95 - $71.00
  5. Superplunge Multiway Padded Plunge BraSuperplunge Multiway Padded Plunge Bra
    Curvy Kate ck2107

    Superplunge Multiway Padded Plunge Bra

    Rating:
    70%
    $68.00
  6. Comete Moulded Underwire BraComete Moulded Underwire Bra
    Simone Perele 12s324

    Comete Moulded Underwire Bra

    $94.95 - $120.00
  7. Radiance Moulded Non Padded Underwire BraRadiance Moulded Non Padded Underwire Bra
    Panache 10461

    Radiance Moulded Non Padded Underwire Bra

    Rating:
    100%
    $76.00 $60.95
  8. Felicia Strapless BraFelicia Strapless Bra
    Fit Fully Yours b1011

    Felicia Strapless Bra

    Rating:
    80%
    $74.00
  9. Alice Strapless BraAlice Strapless Bra
    Panache 11040

    Alice Strapless Bra

    $71.00
  10. Essentiel Strapless Plunge BraEssentiel Strapless Plunge Bra
    Simone Perele 13v303

    Essentiel Strapless Plunge Bra

    Rating:
    60%
    $69.95 - $90.00
  11. High Impact Everyday Sports BraHigh Impact Everyday Sports Bra
    Chantelle 15m1

    High Impact Everyday Sports Bra

    Rating:
    100%
    $88.00
  12. Karma Demi Cup Underwire BraKarma Demi Cup Underwire Bra
    Simone Perele 12v330

    Karma Demi Cup Underwire Bra

    $105.00
  13. Karma Strapless BraKarma Strapless Bra
    Simone Perele 12v302

    Karma Strapless Bra

    $100.00
  14. Comete 3D Plunge Underwire BraComete 3D Plunge Underwire Bra
    Simone Perele 12s316

    Comete 3D Plunge Underwire Bra

    $64.00 - $120.00
  15. Caresse 3D Spacer Foam Strapless Underwire BraCaresse 3D Spacer Foam Strapless Underwire Bra
    Simone Perele 12a300

    Caresse 3D Spacer Foam Strapless Underwire Bra

    Rating:
    100%
    $105.00
  16. Tiffany Wireless BraTiffany Wireless Bra
    Fit Fully Yours b6913

    Tiffany Wireless Bra

    Rating:
    40%
    $64.00
  17. Soft Flex Sweetheart T-Shirt BraSoft Flex Sweetheart T-Shirt Bra
    Chantelle 12g2

    Soft Flex Sweetheart T-Shirt Bra

    Rating:
    93%
    $78.00 $49.95 - $59.95
  18. Octavia Strapless BraOctavia Strapless Bra
    Fit Fully Yours b5011

    Octavia Strapless Bra

    Rating:
    100%
    $70.00
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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.