2 Years+Insulated! Keep Drinks Cooler Longer! Big Kid Straw CupSpill-proofStraw removes for easy cleaningSpecial place to write your child"s name.Instructions enclosedSoft flexible spill-proof straw cannot be removed from top.Air tight screw-on lid keeps drinks fresh and prevents leakingTable saver rubber bothtomUnique dual leak resistant system keeps liquid from leaking or spilling out in both the open and closed positionInterchangeable lids fit all Munckin Healthflow cups