The Chicco WellBeing Anti-Colic Plastic Bottle offers comfortable feeding with its colic-reducing features. KEY FEATURES: ‣ Anti-Colic Valve: Minimizes air ingestion, reducing colic, reflux, and fussiness. ‣ Soft Silicone Teat: Gentle on baby's gums and promotes natural sucking. ‣ Graduated Measurements: Easy to measure formula or breast milk. ‣ Sterilizer Friendly: Bottles can be sterilized for added hygiene. ‣ BPA-Free: Made from safe materials free of Bisphenol-A.