Young children and disasters go hand in hand, but you can eliminate at least one type of leak with Munchkin's Bite-proof Sippy Cups, which come with a bite-proof soft spout and a 100. These innovative cups count with a simple locking cap that closes to create a leak-proof seal. You can see, hear and feel the cup lock in place, so you are triple guaranteed against drips and drips. Munchkin even backs up this no-leak promise with a 100. Safe and quiet, this could be the glass of your dreams. Finally, a bite-proof cup that's gentle on soft gums, because while a spout should be hard, it doesn't have to be hard