Features:360 degree, leak-proof drinking cup, safe material is non-toxic and harmless, let the baby learn to drink water better.The mouth of the cup is comfortable, will not hurt the baby's soft skin, and will not leak when inverted, to prevent the baby from choking on drinking water, the cup is smooth, no corners, will not hit the baby, the cup and the lid can be separated, better cleaning, Ensure hygiene.360 scientific leakproof scientific design new self-locking1. The leak-proof valve automatically opens when drinking water, and closes the mouth of the baby and puts it in the cup when not drinking.2. When the mouth sucks the edge of the cup, the water flows from any part of the spin ring and the silicone, lifts the lips and touches the silicone valve.3. When the water absorption stops, the valve closes naturally and no water is dischargedSpecification:Name: Learning Cup for ChildrenMaterial: PP+siliconeSize: 10.5x10.5x8 (cup diameter) cm,Capacity: 240mlColor: grass green, sea blue, orange, pinkPackage Included:1pc * Drinking cupNotes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2. Please allow 1-3cm measuring deviation due to manual measurement.