The Lou Lou Swim set size chart

How to measure yourself 
Underbust 
Wrap the measuring tape snug across your back, and measure directly under your bust. 
Hips 
Measure around the fullest part of your hips. Make sure to keep the tape horizontal.
Swim Top  Underbust (does stretch) Bust (Cup size AU)
Extra Small  57cm - 61cm  AA cup 
Small  59cm - 67cm  A-B cup 
Medium  65cm - 72cm  B-C cup 
Large 68cm - 76cm C-D cup
Extra Large 72cm - 81cm  D cup 
Double Extra Large 76cm - 85cm  D-DD cup 
Swim Bottoms  Hips (does stretch)
Extra Small  68cm - 80cm 
Small  74cm - 88cm 
Medium 80cm - 94cm 
Large 84cm - 98cm 
Extra Large 90cm - 113cm 
Double Extra Large 98cm - 113cm