Pigeon Mother's Milk Realization Silicone Nipple - New, Unused - Alternative 3L Size, 2 Pieces 1 piece: ¥430 2 pieces: ¥680 3 pieces: ¥880 3L size: 15 months and up (X-cut) Age is a guideline as there are individual differences. Material: Silicone Heat resistance: 120°C Sterilization methods: Boiling, microwave sterilization, chemical sterilization *Please be careful not to shake the bottle up and down after pouring in hot water. Milk may overflow. Please be careful. Be sure to cool to the appropriate temperature and tilt the bottle. For first-time users, we recommend purchasing one as a trial. ^_^ Can be used with both the 2nd and 3rd generation Mother's Milk Realization bottles (*´ω`*) These are alternative products compatible with Pigeon's Mother's Milk Realization bottles. Please sterilize them the same way as the genuine products before use. They will be shipped without the box, with the silicone tips folded. ^_^