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.

19 Items

  1. Cassiopee Seamless Embroidery Full Cup BraCassiopee Seamless Embroidery Full Cup Bra
    Empreinte 07151
    Cassiopee Seamless Embroidery Full Cup Bra
    Rating:
    96%
    $164.95 - $225.00
  2. Wonderwire Stretch Lace Front Closure BraWonderwire Stretch Lace Front Closure Bra
    Glamorise 9245
    Wonderwire Stretch Lace Front Closure Bra
    Rating:
    85%
    $57.00 $34.95 - $42.75
  3. Zora Molded Underwire BraZora Molded Underwire Bra
    Fit Fully Yours b1212
    Zora Molded Underwire Bra
    Rating:
    85%
    $80.00
  4. 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
  5. Active Dynamic Wirefree Hi-Impact Sports BraActive Dynamic Wirefree Hi-Impact Sports Bra
    Freya aa4014
    Active Dynamic Wirefree Hi-Impact Sports Bra
    Rating:
    83%
    $41.95 - $70.00
  6. Tango Balconnet Bra with Shiny TrimTango Balconnet Bra with Shiny Trim
    Panache 9071
    Tango Balconnet Bra with Shiny Trim
    Rating:
    92%
    $37.95 - $63.00
  7. Ana Underwire Side Support BraAna Underwire Side Support Bra
    Fantasie fl6702
    Ana Underwire Side Support Bra
    Rating:
    95%
    $77.00
  8. Porcelain Elan Strapless T-Shirt BraPorcelain Elan Strapless T-Shirt Bra
    Panache 7320
    Porcelain Elan Strapless T-Shirt Bra
    Rating:
    100%
    $70.00
  9. Meryl Front Close Minimizer BraMeryl Front Close Minimizer Bra
    Dominique 7050
    Meryl Front Close Minimizer Bra
    Rating:
    70%
    $67.00
  10. Loveland Underwire Plunge BraLoveland Underwire Plunge Bra
    New Color
    Freya aa1002
    Loveland Underwire Plunge Bra
    Rating:
    100%
    $42.95 - $62.00
  11. Scantilly Fascinate Plunge Basque BraScantilly Fascinate Plunge Basque Bra
    Curvy Kate st1770
    Scantilly Fascinate Plunge Basque Bra
    Rating:
    100%
    $151.00 $119.95
  12. Ella Molded Cup BraElla Molded Cup Bra
    Fit Fully Yours b1824
    Ella Molded Cup Bra
    $96.00
  13. Maxine Contour Underwire BraMaxine Contour Underwire Bra
    Fit Fully Yours b1012
    Maxine Contour Underwire Bra
    Rating:
    86%
    $29.99 - $79.00
  14. Crystal Smooth T-Shirt Underwire BraCrystal Smooth T-Shirt Underwire Bra
    Fit Fully Yours b1022
    Crystal Smooth T-Shirt Underwire Bra
    Rating:
    76%
    $64.00
  15. Core Underwire Sports BraCore Underwire Sports Bra
    Freya aa4002
    Core Underwire Sports Bra
    Rating:
    87%
    $64.00 $47.95
  16. 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.