size conversion:

  xs s m l
aus 6 8 10 12
us 2 4 6 8
uk 6 8 10 12

measuring tips:

  bust waist hips
size 6 xs 79 cm 62 cm 89 cm
size 8 s 84 cm 67 cm 94 cm
size 10 m 89 cm 72 cm 99 cm
size 12 l 94 cm 77 cm 104 cm