Measure waist at narrowest point.

Size	AU size	Waist (in)	Waist (cms)	Inseam (in)	Inseam (cms)
XS	6-8	25-27	63.5-68.5	23.5	59.5
S	8-10	27-29	68.5-73.5	24	61
M	10-12	29-31	73.5-78.5	24.5	62
L	12-14	31-33	78.5-84	25	63.5

 

Fit note: High-rise and compressive through the waist and thigh.