Handsfree Cup Backflow Protector switch kit If you’re using narrow neck

If you’re using narrow neck (standard neck) bottles with our wide neck shield

BPA-free - all components that come into contact with your milk are BPA free

Listing is for 1 x connector

Slow flow suitable for newborn feeding up to six months old

Handsfree Cup Backflow Protector switch kit If you’re using narrow neckReplacement backflow protector for your Spectra Handsfree Cups. This comes in a pack of 1, so make sure you add 2 to your cart if you need 2 sets. Replace backflow protectors every 3 months or so, or when you notice that the diaphragms in your backflow protector look or feel 'floppy' or you notice reduction in suction.