Playtex Baby Nurser Drop-Ins 8oz Liners in new 150ct, provide a closer to natural feeding experience that's ideal for newborns, breastfed babies or any stage of introducing a bottle. Convenient, pre-sterilized liners are easy to replace, recyclable** and guarantee a clean* bottle every time. Playtex Nurser Drop-Ins 8oz Liners gently collapse like mom's breast to closely mimic breastfeeding and are clinically proven to help reduce colic, gas and fussiness. Playtex Baby offers a variety of uniquely designed bottles and liners to meet all of your baby's changing feeding needs. All of our Playtex Baby products are BPA, PVC and Phthalate Free.