34K Bras
What is a 34K in other brands?
497 bras tracked in 34K · 6 brands · See all K cup
Your 34K across brands
A 34K isn’t the same in every brand. Here’s how a standard US 34K translates across the brands we track — and how each one runs.
| Brand | How it runs | Your 34K → |
|---|---|---|
| ThirdLove | cups run generous | 34K |
| Wacoal | true to size | 34K |
| Panache | true to size | 34H |
| Bravissimo | true to size | 34H |
Editorial buying guide
Read →Read the 34K buying guide
Top picks, sister sizes, and how to spot a good 34K fit.
Sister sizes
Bravissimo
Apollo Sports Bra - Burgundy
$97.00
Bravissimo
Apollo Sports Bra - Leopard Print
$97.00
Panache
Sienna Balcony Tankini Top - Polka Dot Print
$110.00
Panache
Iris Balcony Tankini Top - Red Gingham
$120.00
Panache
Iris Balcony Tankini Top - Black Gingham
$120.00
Panache
Isabella Balcony Swimsuit - Polka Dot Print
$125.00
Bravissimo
Niya Sculpting Bodysuit - Black
$130.00
Panache
Selena Plunge Tankini Top - Cobalt
$135.00
Panache
Paloma Balcony Swimsuit - Red Gingham
$135.00
Panache
Paloma Balcony Swimsuit - Black Gingham
$135.00
Panache
Rita Plunge Swimsuit - Black
$137.00
Panache
Monica Balcony Swimsuit - Liliflora Print
$140.00
Panache
Monica Balcony Swimsuit - Teal Blue
$148.00
Panache
Lara Plunge Swimsuit - Aurora Black/White
$148.00
Panache
Rita Plunge Swimsuit - Cobalt
$152.00
Panache
Rita Plunge Swimsuit - Red
$152.00
Panache
Gigi Balcony Swimsuit - Sparkle Teal
$155.00