S: Lower Back Circumference (in) 31.5 - 43.3
M: Lower Back Circumference (in) 35.5 - 47.3
L: Lower Back Circumference (in) 41.5 - 51.3
XL: Lower Back Circumference (in) 45.3 - 55.1
How to Measure for the Perfect Fit:
The Maternity Belt with the material in good breathability and soft, designed for pregnancy moms who wants to reduce backaches. With this maternity belt you can relieve your hands to do other things , such as excise ,housework. Also it can help you maintain the correct posture. Our belt supplies a comfortable environment for you and your baby.
When you choose the size and buy, do not choose the size according to your pants size
measure from lower back to under your belly (slightly above public area)