This is a set of baby bottles. Contents: * Two 160ml glass bottles * One 160ml plastic bottle * One 200ml glass bottle * One 240ml plastic bottle Nipple sizes are as follows: * Direct-attach nipples: One SS size, one large flow * Other nipples: Two M size, two LL size Used for one child. They have been sterilized and stored, but as they are hygiene products, please wash and sterilize them again before use. #Pigeon #BreastfeedingRealFeel