Chicco expertly designed line of progressive sippy cups are built for perfect fit and function. The first Straw Trainer spill free sippy cup is easy to tip and sip from and is bite resistant too. Made strong to stand up to those new pearly whites but gentle enough for sensitive teeth. Kids and parents alike will fall in love with the storybook-like illustrations on the front of each cup, and you can mix and match lids for the perfect color combo. A removable and easy-to-clean valve allows gentle sipping to activate the flow, so you can flip the cup upside down and all around without leaking a drop. Take out the clear, one-piece silicone valve for cleaning or to practice free-flow drinking. The contoured cup is specially designed for tiny hands to grab and hold and the ergonomic indents help guide hand placement. The first Straw Trainer is great for active toddlers who are eager to explore the world around them with their favorite cup by their side. Like all Chicco cups, The first Straw Trainer fits easily in strollers and car seat cup holders. A snap-on cap keeps the spout clean when not in use. With minimal parts that are interchangeable, the first Straw Trainer sippy cup is exactly what every parent needs: functional, minimalistic, easy to clean, and loved by kids.