The No-Spill Insulated 360° Wonder Cup™ with its colorful two-in-one cup design not only keeps liquids fresh and cool, it also helps protect furniture from a "sweating cup". The soft silicone rim insert is uniquely designed to prevent drips and spills while being delicate and gentle to baby’s gums and emerging teeth. The pressure sensitive TOUCH-FLO™ feature regulates fluid intake with sucking action of child. When sucking action ceases, the silicone seals, ensuring a leak-resistant cup. The cup is made from durable, break-resistant plastic which is BPA FREE.