SIZE CONVERSION MADE EASY: Did you know Fantasie is sold in UK sizing? Please use the size chart to convert your US to UK size. To find your size, measure around the torso underneath the breast tissue to determine your band size. If measurement is an odd number, round up to the following even number. Measure around the fullest part of the bust to determine your bust size. To determine your cup size, subtract your band size from your bust size. Based on Fantasie most-loved style Fusion (FL3091). Three piece cup with side support offers uplift and forward projection. Soft fabric with flat lace and contemporary graphic design on cups and cradle. Stretch band along neck edge for ease of fit. Tow back with new angled ring to give a center pull through the straps to help prevent strap slippage. Concealed seams in inner cup with seamless bottom cup for smooth finish under clothing