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Buying guide · US 34H

The Best Bras for 34H

A 34H is stocked almost everywhere: 31 of our 49 charted brands cut it, which moves the question from availability to judgment. Start with the picks below, then use the full computed table to compare how every brand labels and positions your size, and choose by construction for serious cup depth on a small or mid band, the H-to-K territory.

One size, every label

34H in every system

US 34HUK 34FFEU / DE 75HFR / ES 90HAU / NZ 12FFIT 3ªHJP I75

Cup letters diverge above D, so the letter changes even though the bra does not. Convert by position, and match the printed tag in the table below.

Computed, not sponsored

The complete list: who makes 34H

BrandSystemTheir label for itRange positionInteractive chart
AnitaEU75Hwell in rangechart →
BendonAU12FFwell in rangechart →
BerleiAU12FFwell in rangechart →
Boux AvenueUK34FFwell in rangechart →
Bras N ThingsAU12FFwell in rangechart →
BravissimoUK34FFwell in rangechart →
Curvy KateUK34FFwell in rangechart →
FantasieUK34FFwell in rangechart →
FreyaUK34FFwell in rangechart →
GossardUK34FFwell in rangechart →
M&SUK34FFwell in rangechart →
PanacheUK34FFwell in rangechart →
Pour MoiUK34FFwell in rangechart →
PrimaDonnaEU75Hwell in rangechart →
Shock AbsorberUK34FFwell in rangechart →
Wacoal JapanEU75Hwell in rangechart →
CaciqueUS34Gat chart edgechart →
ChantelleFR90Hat chart edgechart →
CuupUS34Hat chart edgechart →
ElomiUK34FFat chart edgechart →
EmpreinteFR90Hat chart edgechart →
Harper WildeUS34Hat chart edgechart →
HunkemöllerEU75Hat chart edgechart →
Le MystèreUS34Hat chart edgechart →
Savage X FentyUS34Hat chart edgechart →
SkimsUS34Hat chart edgechart →
SomaUS34Hat chart edgechart →
ThirdLoveUS34Hat chart edgechart →
TriumphEU75Hat chart edgechart →
Triumph JapanEU75Hat chart edgechart →
WacoalUS34Hat chart edgechart →

Of the 31: 16 carry 34H well inside their chart, 15 at its edge. Well in range means the size sits inside the brand's chart, cut from a block graded around it. At chart edge means it is the first or last size they make, which is real but drafted at the limit of their grading. Your measured size guide: the universal 34H page.

Check first

Is 34H actually your size?

Snug underbust, relaxed bust. Tap the unit to switch inches and centimeters.

Same published math as the calculator: snug measure, no added inches.

Choosing well

How to choose at 34H

At 34H you have left the part of the market where marketing lives and entered the part where pattern-cutting does. From H onward, a cup is not a bigger pocket; it is a cantilever problem, and the handful of houses that solve it do so with three and four-part seamed cups, a rigid cradle under the wire line, and bands whose firmness would read as severe at a 34C. Every one of those choices is load engineering wearing lace.

Strap architecture becomes a specification, not a comfort feature: wide, minimally elastic straps set close at the back, because stretchy straps at this depth turn every step into bounce. Check the strap's stretch with your fingers in the shop; the good houses use firm elastic with cushioning, and the difference is immediate.

Expect the brand list below to be short and repetitive across neighbouring sizes, and read that as the honest signal it is: these sizes are cut by houses that committed to them, mostly on the UK ladder that was extended precisely to grade this range one honest step at a time. A 34H at one of them is a first-class size with a fit model behind it, not the end of a stretched grading run.

Fitting cadence matters more here than anywhere: at this depth a band that fatigues costs you visibly within weeks, and body changes move you across letters faster than at shallow volumes. Re-run your measurements seasonally, rotate at least three bras, and treat the loosest hook rule as law.

Watch for: US letters are functionally meaningless past DDD: one house's J is another's HH. Every size in the table is converted by chart position and shown in the brand's own notation; match the printed tag, never the letter you remember, and when in doubt count steps up from D.

Styles that earn it

Constructions that work for serious cup depth on a small or mid band, the H-to-K territory

Each guide explains the construction, who it flatters and its honest trade-offs.

Same volume, different band

Sister sizes for 34H

A sister size keeps identical cup volume on a different band. If the 34H band rides up or digs in while the cup fits, the sister is the fix.

Answered

34H bras, answered

Which brands make a 34H bra?

Of the 49 brands whose published size charts we track, 31 cut a 34H. The strongest first tries: Boux Avenue, Bras N Things, Bravissimo, Curvy Kate. The full table on this page lists every one in the brand's own notation, converted by chart position.

What is 34H in other sizing systems?

US: 34H. UK: 34FF. EU / DE: 75H. FR / ES: 90H. AU / NZ: 12FF. IT: 3ªH. JP: I75. Letters diverge above D, so always convert by position, not by letter.

What styles work best for 34H?

For serious cup depth on a small or mid band, the H-to-K territory: Balconette, Side-support and full cup, High-impact sports, Longline, Minimizer. US letters are functionally meaningless past DDD: one house's J is another's HH. Every size in the table is converted by chart position and shown in the brand's own notation; match the printed tag, never the letter you remember, and when in doubt count steps up from D.

Ready to shop

Multi-brand retailers with deep size ranges

Shop links may earn a commission; your price does not change, and commissions never touch the computed tables above. How this site makes money. HauteFlair shares ownership with this site, disclosed here.

Shop itAt HauteFlair, our sister retailer

HauteFlair labels cups in UK letters, so these links already convert your size by position (a US DDD lands on a UK E, a US G on a UK F). HauteFlair is owned by the same company as Brasize.ai; that relationship never changes the sizing math, charts, or fit advice on this page. How this site makes money.

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