Shorter Spout: The shorter, bite-resistant hard spout is designed to help your toddler as they transition to open cup drinking DropGuard: The sippy cup lid has a DropGuard bumper to help prevent breakage Leak Proof: Silicone valve prevents leaks and helps to keep the drink inside the cup and off of your little one Keep it Cool: Insulated cup walls keep drinks cooler longer, making it great for families on the go Dishwasher Safe and Made without BPA