This special little valve has been designed to provide a steady flow of
liquid and therefore a smooth drinking action, while preventing liquid
from flowing back into the spout when your baby is not drinking from
The special band on the Non Spill Valve allows liquid to flow through the valve when the child is drinking.
Ensure that the band is kept in place over the valve, especially after cleaning.
The air-release slit allows the flow of liquid through the valve.
To make sure that the Non Spill Valve functions correctly, insert it into the spout and press firmly into position.
To remove the Non Spill Valve grip the fin firmly and pull gently.
The Non Spill Valve fits all Heinz Baby Basics Cups and tumblers and is
removable giving you the option to use the valve or not.