Drinks stay cool as your little one learns to drink from an open cup without making a mess. Spill-proof, shatterproof, and toddler-proof, your little one will love learning to drink from this cup. The easiest-to-use 360° cup: easy to drink from and easy to clean to reduce spills and make less mess as your little one learns to drink from an open cup. Now insulated: keeps drinks cold for up to 8 hours to encourage your toddler to stay hydrated while playing. No spills: the lip-activated valve encourages toddlers to learn to drink from an open cup without making a mess. Easy cleanup: easy-to-clean one-piece valve, no small or complicated parts to snap together, making life easier for parents. Dentist recommended: open-cup drinking is generally recommended for babies to support oral development and toddler drinking skills. Excellent for travel: slip it into your bag and the handy travel lid keeps everything clean and dry when you're on the go.