34F Bras Lingerie, and Swimwear | 34F 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 34D3 and see everything that comes in your F, DDD, and E cup sizes.

Search 34D4 and see everything that comes in your F, DDDD, and G cup sizes.

12 Items

  1. Double Layer Custom Control High Impact Sports BraDouble Layer Custom Control High Impact Sports Bra
    Glamorise 1166

    Double Layer Custom Control High Impact Sports Bra

    Rating:
    89%
    $66.00 $42.95 - $49.50
  2. The Game Underwire Sports BraThe Game Underwire Sports Bra
    Prima Donna 6000510

    The Game Underwire Sports Bra

    Rating:
    100%
    $149.00
  3. Comfort Clara Soft Cup BraComfort Clara Soft Cup Bra
    Anita 5459

    Comfort Clara Soft Cup Bra

    Rating:
    76%
    $75.00
  4. 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
  5. No Sweat Mesh Ventilated Wire Free Sports BraNo Sweat Mesh Ventilated Wire Free Sports Bra
    Glamorise 1068

    No Sweat Mesh Ventilated Wire Free Sports Bra

    Rating:
    91%
    $54.00 $29.95
  6. A La Folie Comfort Triangle BraA La Folie Comfort Triangle Bra
    Aubade qi12-2

    A La Folie Comfort Triangle Bra

    $175.00 $119.95
  7. Katherine Nursing BraKatherine Nursing Bra
    Panache 10391

    Katherine Nursing Bra

    Rating:
    80%
    $74.00 $59.95
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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.