Cool drinks stay at their peak without a leak. What could be cooler than Backyardigans insulated cups? Just pour in your favorite cold drink and it will stay as cool as it is cute. It's spill-proof and leak-proof so no messes for mom. And toddlers get a big thrill out of getting one step closer to using a regular cup. So bottoms up. Insulated for cooler, fresher drinks Patented, easy-to-clean, one-piece spill-proof valve Top rack dishwasher safe. There is a place to write child's name on back Ships in assorted colors and designs.