Capsriosca swimsuits are all in Australian sizes. 
Capsriosca swimsuits are true to size. This means you should follow your normal sizing. A good guide is your underwear. For example if you wear an 18E in a bra, you would order size 18.
UNIVERSAL WOMENS SIZE CHART
AUSTRALIA   8 10 12 14 16 18
USA   4 6 8 10 12 14
CANADA   6 8 10 12 14 16
UK   8 10 12 14 16 18
EUROPE   34 36 38 40 42 44
FRANCE   36 38 40 42 44 46
INCHES   CM INCHES CM INCHES CM  
4   32 78 24.5 60 34 84
6   33 80.5 25.5 62.5 35 86.5
8   34 83 26.5 65 36 89
10   36 88 28.5 70 38 94
12   38 93 30.5 75 40 99
14   40 98 32.5 80 42 104
16   42 103 34.5 85 44 109
18   45 110.5 37.5 92.5 47 116.5
20   50 127 42.9 109 54.7 139
22   52.8 134 45.7 116 57.5 146
24   55.5 144 48.4 123 60.2 153