Sweet Mommy Postpartum Organic Cotton 100% Polka Dot Panty Organic Cotton100% US 0-2 = S; US 4-6 = M Measurements in INChes: M [Hip 26-31, Waist 23-27]; L [Hip 28-33, Waist 23-28] Measurements in CM: M [Hips 68-80, Waist 58-70]; L [Hips 72-84, Waist 60-72] Super soft and comfortable panties for early pregnancy and postpartum period. Made in Japan IMPORTANT NOTE:For a better fit, when you ordering SweetMommy's wear, we recommend that you select one size larger than usual.