Continue your baby's path toward independent drinking with the Gerber® Graduates® Advance Developmental Insulated EasyStraw™ cup. The wide, oval-shaped straw is easier for your child to form their lips around and drink from. And the soft, durable, silicone straw encourages healthy oral development and is gentle on sensitive teeth and gums. This cup is insulated with the breakthrough ArcticWrap™ Insulation to keep drinks cooler for up to 6 hours and 40% longer! And, the cup features Seal Zone® Technology, a unique closing system that ensures the cup is 100% leak-proof, spill-proof, and break-proof, guaranteed. All Gerber® Graduates® cups help support healthy motor skill development to foster happy, healthy kids every sip of the way!