ChuChuBaby Baby Bottle Wide Mouth Type, Set of 3 Made in JAPAN Nipple hole size: Super Cross Cut PPSU type that changes with sucking strength BPA free The bottle part of the baby bottle is made of polyphenylsulfone (PPSU), a material that does not contain approximately 70 endocrine-disrupting chemicals (environmental hormones) that are considered to affect the human body. Brand new, unused Unopened, but Please understand that this item has been stored at home. Free shipping nationwide Nationwide anonymous delivery