Flip Straw Cups, 12+ Months, 2 Cups, 9 oz (266 ml) Each is available in Sippy Cups

Munchkin's new line of Click Lock Cups are just right because they just click. These cups feature a simple click-and-lock lid to securely close for a leak proof seal guaranteed. Parents will see, hear and feel the cup lock, so they have triple assurance against dribbles and drips.