It is always recommended that mothers select proper hole sizes that enable baby to have the ideal feeding time of 10 to 15 minutes during each feed.
- S is recommended for newborns up to three months old baby for slow flow.
- M is recommended for two to three months old babies for variable flow.
- Y is recommended for 2 to 3 months old baby for variable flow.
- L is recommended for baby's requirement beyond M and Y sizes.