Continue your baby's path toward independent drinking with the Fun Grips® Straw Cup. The silicone straw teaches children how to suck and encourages healthy oral development. The cup features Seal Zone® technology, a unique closing system that ensures its 100% leak-proof, spill-proof, and break-proof, guaranteed. And, the hourglass shape prevents tipping. Plus, you never have to worry about cup mix-ups with the personalization area for your little one's name. All Gerber® Graduates® cups help support healthy motor skill development to foster happy, healthy kids every sip of the way!