Let your little one sip without the spills with the 9 ounce SpongeBob SquarePants Click Lock Insulated Straw Cup by Munchkin. It features leak-proof protection you can see, feel and hear, just turn the lid until you hear the click and you are all locked and set guaranteed. Insulated for cooler, fresher drinks with a clear outer with color tinted inner cup so mom can see fill level. The soft, flexible silicone straw is leak proof in the open and closed position. Cleanup is a snap - top rack dishwasher safe. BPA free and ideal for little ones 12 plus months. Ships in assorted colors and designs.