Sippy Caps for 4oz and 9oz Glass Bottles

As your little one graduates from "cradle to kiddo," our sippy caps quickly converts a baby bottle to a sippy bottle. Lifefactory is there to keep everything flowing easy, and under control. At home, at play, on the go, in the car, or even under the bed - wherever their active adventures might take them, Lifefactory Sippy Caps will keep your little one happy & hydrated!