Size Guide - EC-427B
| A CUP | B CUP | C CUP | D CUP | DD CUP | E CUP | F CUP | G CUP | |||
| BAND SIZE US | BAND SIZE EU | Under Bust | Over The Bust | Over The Bust | Over The Bust | Over The Bust | Over The Bust | Over The Bust | Over The Bust | Over The Bust |
| 30 | 65 | 25"-26" | 26"-27" | 28"-29" | 30"-31" | 32"-33" | 33"-34" | 34"-35" | 35"-36" | 36"-37" |
| 32 | 70 | 27"-28" | 28"-29" | 30"-31" | 32"-33" | 33"-34" | 34"-35" | 35"-36" | 36"-37" | 37"-38" |
| 34 | 75 | 29"-30" | 30"-31" | 32"-33" | 33"-34" | 34"-35" | 35"-36" | 36"-37" | 37"-38" | 38"-39" |
| 36 | 80 | 31"-32" | 32"-33" | 33"-34" | 34"-35" | 35"-36" | 36"-37" | 37"-38" | 38"-39" | 39"-40" |
| 38 | 85 | 33"-34" | 33"-34" | 34"-35" | 35"-36" | 36"-37" | 37"-38" | 38"-39" | 39"-40" | 40"-41" |