What is a 30J in other brands?
420 bras tracked in 30J · 4 brands · See all J cup
Brands: Bravissimo, Fantasie, Freya, Panache
A 30J isn’t the same in every brand. Here’s how a standard US 30J translates across the brands we track — and how each one runs.
Read the 30J buying guide
Top picks, sister sizes, and how to spot a good 30J fit.



























































