This is an attachment (2 pieces) for paper packs. It can be attached to Icreo. Compatible with Breastfeeding Realization! *Nipple not included Regular price: 657 yen (tax included) per piece I purchased these at Akachan Honpo six months ago, washed them, and stored them without using them. They have been disinfected and stored after opening, but please refrain from purchasing if you are concerned about cleanliness.