The 8-ounce Tommee Tippee Insulated 360 cup helps drinks stay cool for up to 8 hours, so toddlers stay hydrated as they run and play. The ingeniously simple 360 design eases their transition to grown-up drinking and is dentist-recommended because it's more like an open cup. With the spill-proof lip-activated valve babies can hone their drinking skills without spills and endless cleaning up. Shake it up. Jump around! The Spoutless cup is spill-proof, even when upside down. With a one-piece valve and convenient travel lid, it's easy to clean and easy to keep clean. Tested against the global top sellers, it's also the easiest 360 Degree cup to use-ever! , , Hand to mouth coordination isn't easy for a toddler-and can end in a lot of mess! Thankfully with the easiflow 360° cup, they can tip and sip from anywhere along the rim with no dribble. All smiles from dentists: our open cups are designed to keep everyone smiling, even dentists! They recommend open-cup drinking as the best way to encourage the development of mouth muscles that help with speech and oral hygiene. This 360° cup is now insulated-keeping water cool and tasting fresh for up to 8 hours. Most toddlers don't need an excuse to be fussy, so let's not give them one!