Size Guide
38DD Bra Size
Everything you need to know about bra size 38DD — measurements, sister sizes, international equivalents, and fit advice.
Measurements for 38DD
Underbust (Band)
37 to 39 inches (94 to 99 cm)
Full Bust
approximately 44 inches (112 cm)
38DD in Other Sizing Systems
US
38DD
UK
38DD
EU
85E
FR
100E
AU
16DD
Sister Sizes for 38DD
These sizes have the same cup volume as 38DD. Try them if the band feels too tight or too loose.
36DDD ↔ 38DD ↔ 40D
← Tighter band, bigger cup · Looser band, smaller cup →
Fit Tips for 38DD
DD cups need good band support. Make sure 80% of support comes from the band, not the straps.
If your 38DD bra is gapping at the top of the cup, the cup may be too large or the wrong shape — try a demi-cup or balconette. If the center gore doesn't sit flat, go up one cup size.
Not sure about your size? Measure yourself and double-check.
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