42F Bras Lingerie, and Swimwear | 42F 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 42D3 and see everything that comes in your F, DDD, and E cup sizes.

Search 42D4 and see everything that comes in your F, DDDD, and G cup sizes.

19 Items

  1. Elise Molded Convertible BraElise Molded Convertible Bra
    Fit Fully Yours b1812

    Elise Molded Convertible Bra

    Rating:
    91%
    $51.95 - $90.00
  2. Dream Tisha Full Busted BraDream Tisha Full Busted Bra
    Le Mystere 9955

    Dream Tisha Full Busted Bra

    Rating:
    80%
    $69.00 $48.30
  3. Verity Spacer Foam Cup Underwire BraVerity Spacer Foam Cup Underwire Bra
    Empreinte 40173

    Verity Spacer Foam Cup Underwire Bra

    Rating:
    88%
    $184.00
  4. Dana Strapless BraDana Strapless Bra
    Sculptresse by Panache 9670

    Dana Strapless Bra

    Rating:
    98%
    $82.00
  5. Gloria Smooth Lace BraGloria Smooth Lace Bra
    Fit Fully Yours b1042

    Gloria Smooth Lace Bra

    Rating:
    81%
    $77.00
  6. Pure Balance Molded Spacer Underwire BraPure Balance Molded Spacer Underwire Bra
    Conturelle 206201

    Pure Balance Molded Spacer Underwire Bra

    Rating:
    89%
    $129.00
  7. Superboost Lace Padded Plunge BraSuperboost Lace Padded Plunge Bra
    Gossard 7711

    Superboost Lace Padded Plunge Bra

    Rating:
    81%
    $32.99 - $75.00
  8. Elegance Spacer T-Shirt Underwire BraElegance Spacer T-Shirt Underwire Bra
    Sculptresse by Panache 10401

    Elegance Spacer T-Shirt Underwire Bra

    $82.00
  9. 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
  10. Casey Plunge Molded BraCasey Plunge Molded Bra
    Parfait 2801

    Casey Plunge Molded Bra

    Rating:
    86%
    $52.00
  11. Maxine Contour Underwire BraMaxine Contour Underwire Bra
    Fit Fully Yours b1012

    Maxine Contour Underwire Bra

    Rating:
    86%
    $29.99 - $79.00
  12. Felicia Strapless BraFelicia Strapless Bra
    Fit Fully Yours b1011

    Felicia Strapless Bra

    Rating:
    80%
    $74.00
  13. Talia Front Closure Racerback BraTalia Front Closure Racerback Bra
    Dominique 3900

    Talia Front Closure Racerback Bra

    Rating:
    60%
    $66.00
  14. Underwire Spacer Nursing BraUnderwire Spacer Nursing Bra
    Chantelle 1871

    Underwire Spacer Nursing Bra

    Rating:
    73%
    $78.00
  15. Convertible Underwire Sports BraConvertible Underwire Sports Bra
    Parfait p5541

    Convertible Underwire Sports Bra

    Rating:
    73%
    $54.00
  16. Ashley Padded Balcony BraAshley Padded Balcony Bra
    Sculptresse by Panache 11091

    Ashley Padded Balcony Bra

    $93.00
  17. Smooth Molded Sweetheart Underwire BraSmooth Molded Sweetheart Underwire Bra
    Fit Fully Yours b1002

    Smooth Molded Sweetheart Underwire Bra

    Rating:
    73%
    $64.00
  18. Tulip Embroidered Underwire BraTulip Embroidered Underwire Bra
    Elila 2801

    Tulip Embroidered Underwire Bra

    Rating:
    53%
    $76.00
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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.