Using a tape measure, take a loose measurement over the fullest part of your bust.
Using a tape measure, measure around your body at the narrowest part of your waist. The natural crease your body makes when bending to the side also represents the narrowest part of your waist.
Stand with your heels together and use a tape measure to measure around your body at the fullest part of your hips and rear.
Using a pair of pants that fit you best, use a tape measure to measure from the top inner thigh to the bottom of the hem.
Size chart is a general guide. It may include sizes that are unavailable for this item.