Little's Classic Feeding Bottle are premium feeding bottles with multifunctionality. It comes with two variflow nipples that have patented cross-cut technology that helps prevent leakage and colic. Linear marks regularize milk flow even when the nipple is bitten by the baby. It is made of polypropylene material that makes the bottle sturdy BPA free. | Uses: It is used in feeding milk and can also be used by babies and infants to drink water. | Product Specifications and Features: It is portable, light in weight and can be reused Comes with 2 variflow nipples It is made of polypropylene material that makes the bottle sturdy BPA free | Directions For Use: Place the nipple near the infant's mouth Adjust as per the baby's movement | Safety Information: Read the manual carefully before using it Close the lid tightly while feeding the baby Keep away from heat or fire Clean the nipple thoroughly after every use Inspect nipple before use and replace when damaged Always clean and sterilize bottles 3-5 mins before use Do not sterilize in a microwave oven