A. Waist: Measure by wrapping a measuring tape around the narrowest part of the torso, typically located between the bottom of the ribcage and the top of the hip bones.

B. Hip: Measure by wrapping a measuring tape around the widest part of the hips and buttocks

Sizes can vary from 2-3 centimeters because they are measured by hand. 1inch=2.54cm The size matched on a label can differ from the one you have ordered