This lot includes 2 Parent's Choice Simplyst Bottle Nipples packs that are suitable for babies 3 months and older with a medium flow. The nipples are made of BPA-free materials and come in a total of 4. They are designed to fit most standard size bottles that fall under the categories of baby feeding and bottle feeding. The brand is known for its quality and affordability, making it a great choice for parents looking for reliable feeding accessories for their little ones.