The strongest liner you can find on the market, Playtex Infant liners collapses as baby
drinks so no air gets in the liquid or in baby's tummy.

All Playtex Infant liners are pre-sterilized for convenience and cleanliness. The pre-formed
liners allow one-handed preparation – just drop a liner into the bottle, fill up and feed!

Pre-caliberated marking for easy measuring.

Drop-Ins liners are available in the following sizes: