Thank you for viewing. About the product: I purchased this at a pharmacy, but it seems I won't be using it... So, I'm offering it to someone who can use it. [New and unopened] Disposable inner bags for baby bottles, no need for sterilization or washing. Contains 20 bags. ♦︎Brand: Kaneson ♦︎Quantity: 20 bags ♦︎Features: No need for sterilization or washing ♦︎How to use: Disposable type