Ensure your little one is well-hydrated with these Disney Cars 2-pk. Insulated Sippy Cups. With a convenient double wall insulation to keep milk or juice colder for longer periods of time, and tight-fitting interchangeable lids, these cups are ideal to transition from bottle to big-kid glassware. And with a colorful Cars design, they're fun as well as practical. Dimensions: 7.5"W ...