Easy-to-assemble and operate manual breast pump and nipple shields. Used a few times over about 3 months while supplementing with formula, then no longer needed after switching to exclusive formula feeding. The nipple shields were used every time while supplementing. Sterilized in the microwave. - Kanson Manual Breast Pump Neo α Contents: Main unit, breast milk storage bags, instruction manual - medela Nipple Shields Contents: 2 nipples ~Shipping Method~ Shipping will be the most affordable option, so the shipping method may change at the last minute. Packaging materials may be reused. Please note that there may be creases. I have a dog, so I will use a lint roller when packing, but some hair may still stick to the items. Please purchase only if you understand this. These items are stored at home, so To prevent any problems, please refrain from purchasing if you are overly concerned about the condition. I can combine items with other products. Bundle discounts are available.