If in between sizes, size down.
FLAT LAY measurements:
Small: waistband before stretch appx 12 1/4 inches, waistband after stretch appx 18 inches, rise appx 14 3/4 inches, hips appx 20 1/2 inches, inseam appx 2 inches
Medium: waistband before stretch appx 14 inches, waistband after stretch appx 19 1/2 inches, rise appx 15 inches, hips appx 21 3/4 inches, inseam appx 2 inches
Large: waistband before stretch appx 14 1/2 inches, waistband after stretch appx 20 inches, rise appx 15 1/2 inches, hips appx 23 1/4 inches, inseam appx 2 inches