The Playtex 18 Hour Size Chart, Interactive
Playtex 18 Hour is plus-band workhorse engineering: B to DDD on 34 to 46 core, with the 18 Hour line itself stretching to a 50 band: one of the few mainstream charts that goes there.
Every Playtex 18 Hour size: tap for conversions
18 Hour styles reach a 50 band; select styles offer G/H.
Your size at Playtex 18 Hour
Same published math as the calculator (snug measure, no +4) then translated into Playtex 18 Hour’s native notation and checked against the real chart above, which lights up your cell.
How Playtex 18 Hour sizing reads
Playtex 18 Hour’s chart reads band-then-cup in inches and US letters: the alphabet doubles after D (DD, DDD) before jumping to G. Your measured US size maps straight onto this chart with no letter translation.
How Playtex 18 Hour runs
Full fit notes, style guidance and comparisons live on the Playtex 18 Hour brand page.
Where this chart ends
For deep cups on those wide bands, Elomi (to UK K on bands to 48) is the specialist continuation. And if a symptom (riding band, gaping cup, poking wire) sent you size-hunting, the fix guides decode it before you spend anything.
Playtex 18 Hour sizing: answered
Does Playtex 18 Hour run true to size?
Band: Bands run true to size: start with your measured band on the loosest hook. Cup: Cups grade generous: try your measured cup and one down. In one line: cups grade generously: your measured letter may feel roomy; one down is worth a try.
What sizing system does Playtex 18 Hour use?
Native US sizing (it reads band-then-cup in inches and US letters) the alphabet doubles after D (DD, DDD) before jumping to G. Your measured US size maps straight onto this chart with no letter translation. The interactive chart above shows every size with its US, UK, EU and FR equivalents.
What sizes does Playtex 18 Hour carry?
34–46 bands with B–DDD cups in US notation. 35 sizes in the core chart. 18 Hour styles reach a 50 band; select styles offer G/H.
What if Playtex 18 Hour doesn't make my size?
For deep cups on those wide bands, Elomi (to UK K on bands to 48) is the specialist continuation. Sister sizes (same volume, different band) sometimes bridge a one-band gap: the calculator above tries them automatically before giving up.
Opens HauteFlair’s own hub page; use your measured size there. 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.
Start from the measured size
Two measurements, no inches added, sister sizes attached.
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