One size designed for babies 0+ months. Anatomical, orthopedic molded rubber pacifier. Anti-colic system that prevents air swallowing and reduces the risk of colic. ACTIFLEX system that prevents the opening from closing and ensures an even flow of drinking liquids without frequent interruptions. Extra thick neck of the pacifier that does not allow the baby to bathe in the neck while drinking. Universal size, designed for babies from birth Wide opening for easy filling and cleaning. Cap that prevents liquids from leaking. Ergonomic shape, easy to hold. 0% BPA.