For Pecos Princess model sizing, click here.
For a printable ring sizer, click here. 
Size Measurements
 Size
Size
Bust
(inch)
Waist
(inch)
Hips
(inch)
XXS 00 31 24 34
XS 0 32 25 35
2 33 26 36
S 4 34 27 37
6 35 28 38
M 8 36 29 39
10 37 30 40
L 12 39 32 41
14 40 33 43
XL 16 42 35 45
18 44 37 47
2X 0 46 39 49
22 48 41 51
3X 24 51 43 54
26 53 45 56