when to get bigger..?

[dizzyisacow]

hi girls. when do you get the bottles for baby that has a bigger hole? im still using the same ones i used at the beggining

 

[britt1986]

I don't know the actually answer, but on some of the bottles I have purchased it says, 0-3months (slow-flow), 3-6 (medium-flow), 6-12months (fast-flow). Now, I do know when your baby has shown signs of sucking really hard to get the formula before the age for the next stage up, you can change.