The Philips Avent Natural 3.0 Feeding Bottle is designed to mimic breastfeeding, supporting a natural latch with its wide, soft nipple. It features an anti-colic valve to reduce discomfort and is ideal for combining breastfeeding with bottle feeding. Key Features Supports baby's individual drinking rhythm Nipple works like a breast Designed to reduce colic and discomfort Anti-colic valve Natural latch on with breast-shaped nipple Flow 3 nipple 9oz/260ml capacity 1m+ suitable age Key Materials: Bottle made of Polypropylene (PP) (BPA free); Silicone teat.Philips Avent: Leading brand in baby care, known for innovative feeding solutions and natural response technology.Before Use: Sterilize all parts by boiling or using a sterilizer. Assemble the bottle and fill with prepared milk/formula.Inspect bottle and nipple regularly. Never warm milk in the microwave.