United Kingdom Size 32F to US: 32A

United Kingdom Size 32F: Corresponds to a ribcage band of 81.3 $\text{cm}$ (32 $\text{in}$), bust volume cup size 32DDD, and recommended sister size 34DD.

US: 32A: Corresponds to a ribcage band of 81.3 $\text{cm}$ (32 $\text{in}$), bust volume cup size 32A, and recommended sister size 34AA.