SIZE XS S M L XL  
United States 2 4-6 8 10 12-14  
Bust 33" 34"-35" 36" 37.5" 38.5"-40"  
Waist 25" 26"-27" 28" 29" 30.5"-32"  
Hips 36" 37"-38" 39" 40" 41.5"-43"  
Australia 6 8 10 12 14  

How to measure:

Bust: Measure with the tape covering the fullest part of your bust.

Waist: Measure with the tape on your natural waist.

Hips: Measure around the widest part of your hips.