If you experience a collapsed nipple or the nipple is drawn into the bottle, the anti-colic valve may be blocked or stuck together. Below you will find more information and steps on how to solve this.But first, it is important to know which feeding nipple type you have: Natural or Natural Response.
Philips Avent Natural Baby Bottle with Natural Response Nipple Teal Ba
Avent Glass Natural Response Baby Bottle - 8oz – The Wild
Natural baby bottle SCF010/37
Philips AVENT Anti-colic Baby Bottles Clear, 9oz, 1 Piece (SCF403/17) : Baby
Avent Natural Response Nipple Flow 3m+ 2 ct
The Natural Response Nipple releases milk only when baby actively drinks. Babies can drink, swallow and breathe using their natural rhythm, like on
Natural Response Nipple
Philips Avent Natural Baby Bottle Fast Flow Nipple, 6M+, Flow 4, SCF654/43, (Pack of 4) : Baby
Philips Avent Glass Natural Baby Bottle With Natural Response Nipple 8
View support for your Natural Response Newborn Gift Set SCD838/04
Philips Avent Natural Baby Bottle Slow Flow Nipple, 1M+, 4pk, SCF652/43