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.

Items 1-24 of 26

  1. Deauville Full Cup Bra Paradise Green 32DDeauville Full Cup Bra Paradise Green 32D
    Prima Donna 016-1810
    Deauville Full Cup Bra
    Rating:
    96%
    $109.95 - $165.00
  2. Cassiopee Seamless Embroidery Full Cup Bra Lichen 32CCassiopee Seamless Embroidery Full Cup Bra Lichen 32C
    Empreinte 07151
    Cassiopee Seamless Embroidery Full Cup Bra
    Rating:
    96%
    $164.95 - $225.00
  3. Cassiopee Seamless Spacer Foam Underwire Bra Lichen 32CCassiopee Seamless Spacer Foam Underwire Bra Lichen 32C
    Empreinte 40151
    Cassiopee Seamless Spacer Foam Underwire Bra
    Rating:
    93%
    $164.95 - $225.00
  4. Allure Full Cup Underwire Bra Black/Latte 30DAllure Full Cup Underwire Bra Black/Latte 30D
    Panache 10765
    Allure Full Cup Underwire Bra
    Rating:
    90%
    $56.95 - $74.00
  5. Ana Non-Padded Plunge Underwire Bra Sage Sand 38GGAna Non-Padded Plunge Underwire Bra Sage Sand 38GG
    Panache 9396a
    Ana Non-Padded Plunge Underwire Bra
    Rating:
    91%
    $52.95 - $68.00
  6. Serena Lace Multi-Part Underwire Bra Forest Green 30CSerena Lace Multi-Part Underwire Bra Forest Green 30C
    Fit Fully Yours b2761
    Serena Lace Multi-Part Underwire Bra
    Rating:
    60%
    $34.99 - $77.00
  7. Tom Fiberfill Convertible Underwire Bra Lush Green 38ATom Fiberfill Convertible Underwire Bra Lush Green 38A
    Marie Jo 012-0826
    Tom Fiberfill Convertible Underwire Bra
    Rating:
    95%
    $69.95 - $120.00
  8. Clara Full Cup Bra Thistle Haze 32JClara Full Cup Bra Thistle Haze 32J
    Panache 7255
    Clara Full Cup Bra
    Rating:
    88%
    $52.95 - $74.00
  9. Ultra Perform Non Padded Sports Bra Charcoal 28FUltra Perform Non Padded Sports Bra Charcoal 28F
    Panache 5022
    Ultra Perform Non Padded Sports Bra
    Rating:
    70%
    $59.95 - $79.00
  10. Madison Seamless Non-Padded Bra Golden Olive 32HMadison Seamless Non-Padded Bra Golden Olive 32H
    Prima Donna 026-2127
    Madison Seamless Non-Padded Bra
    Rating:
    100%
    $114.95 - $175.00
  11. Sonic Underwire Molded Spacer Sports Bra Galactic 28DSonic Underwire Molded Spacer Sports Bra Galactic 28D
    Freya ac4892
    Sonic Underwire Molded Spacer Sports Bra
    Rating:
    87%
    $34.99 - $74.00
  12. Glossies Sheer Bra Sunny Lime 28DDGlossies Sheer Bra Sunny Lime 28DD
    Gossard 6271
    Glossies Sheer Bra
    Rating:
    89%
    $30.99 - $63.00
  13. Glossies Lace Sheer Bra Jade 32AGlossies Lace Sheer Bra Jade 32A
    Gossard 13001
    Glossies Lace Sheer Bra
    Rating:
    94%
    $29.99 - $66.00
  14. Serene Full Cup Underwire Bra Dark Green 40GSerene Full Cup Underwire Bra Dark Green 40G
    Panache 10305
    Serene Full Cup Underwire Bra
    Rating:
    100%
    $59.95 - $68.00
  15. Offbeat Underwire Side Support Bra White 28DOffbeat Underwire Side Support Bra White 28D
    Freya aa5451
    Offbeat Underwire Side Support Bra
    Rating:
    82%
    $29.99 - $66.00
  16. Delice Sheer Plunge Bra Safari 34DDelice Sheer Plunge Bra Safari 34D
    Simone Perele 12x319
    Delice Sheer Plunge Bra
    Rating:
    97%
    $79.95 - $120.00
  17. Tango Balconnet Bra with Shiny Trim Vivid Turq 32DTango Balconnet Bra with Shiny Trim Vivid Turq 32D
    Panache 9071
    Tango Balconnet Bra with Shiny Trim
    Rating:
    92%
    $37.95 - $63.00
  18. Offbeat Underwire Plunge Moulded Bra White 28DOffbeat Underwire Plunge Moulded Bra White 28D
    Freya aa5450
    Offbeat Underwire Plunge Moulded Bra
    Rating:
    86%
    $40.95 - $70.00
  19. Illusion Underwire Side Support Bra Emerald 30DIllusion Underwire Side Support Bra Emerald 30D
    Fantasie fl2982
    Illusion Underwire Side Support Bra
    Rating:
    91%
    $43.95 - $66.00
  20. Andora 3D Spacer Convertible Plunge Underwire Bra Metallic 32BAndora 3D Spacer Convertible Plunge Underwire Bra Metallic 32B
    Simone Perele 131316
    Andora 3D Spacer Convertible Plunge Underwire Bra
    Rating:
    100%
    $74.95 - $115.00
  21. Aubree Underwire Side Support Plunge Bra Shadow Rose 30DAubree Underwire Side Support Plunge Bra Shadow Rose 30D
    Fantasie fl6932
    Aubree Underwire Side Support Plunge Bra
    Rating:
    80%
    $74.00 $44.95 - $56.95
  22. Core Underwire Sports Bra Lime Twist 28DDCore Underwire Sports Bra Lime Twist 28DD
    Freya aa4002
    Core Underwire Sports Bra
    Rating:
    87%
    $64.00 $47.95
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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.