- Size for newborns.
- ?Reinforced ring: More durable for nipple hole.
- ?Unique accordion-like ripple design: Helps liquid steady and appropriate flow for newborns.
- ?Anti-Colic air valve: Helps constant liquid flow with less ingestion of air.
Size for newborns. ?Reinforced ring: More durable for nipple hole. ?Unique accordion-like ripple design: Helps liquid steady and appropriate flow for newborns. ?Anti-Colic air valve: Helps constant liquid flow with less...