A favorite for both moms and babies for over forty years, the bibsnatural rubberpacifier allows your child to self-soothe by exercising their instinctive sucking instinct in the most natural way possible, by mimicking both the shape and soft materials of mothers breast. Their classic appearance captures a look thats both timeless and elegant. Material: 100% Natural Rubber.Recommended Care: Sterilize each pacifier before use. Boil in water for 3 minutes and set aside to dry and cool. It's recommend that pacifiers be used for 2-3 months due to hygienic reasons. Do not use a pacifier that shows any changes in color or irregularities of pacifier, because it is made of natural rubber, the nipple may expand a bit with use.