Three Flow Rates to Grow with Baby: This silicone nipple offers Slow (1M+), Medium (3M+), and Fast Flow (6M+) options, ensuring a smooth and comfortable feeding experience at every stage. Breast-like Design for Natural Feeding Experience：Featuring a breast-like shape and soft silicone material, our...

Seamless Compatibility：The sippy cup nipples Compatible with NUK Active Sippy Cup,Learner Cup and Learner Straw Cup Leak-Free And Prevents Choking:The spout of the sippy cup replacement nipple features 2 vent and 2 line-cut openings, preventing leaks while ensuring your baby swallows liquid, not air....