Your Bra Size: 30DDD (US)

Measure directly under your breasts, snugly around the ribcage.
Measure around the fullest part of your bust.

Your Bra Size

US Size
30DDD
United States
UK Size
30DDD
United Kingdom
EU Size
90F
European
FR/BE Size
105F
France / Belgium
Underbust (band)75 cm
Bust (fullest)90 cm
Difference5.4 inches
US / UK Band Size30
Cup (US/UK)DDD
Full size US30DDD
Full size EU90F
Full size FR/BE105F

Fit tips

  • The band should feel snug but not restrict breathing
  • If the band rides up in the back, try going down a band size and up a cup size (sister size)
  • If cups overflow or gape, adjust the cup size accordingly
  • Bra sizes can vary by brand — always try before buying
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