This wide neck stainless steel vacuum insulated baby bottle is designed to grow alongside your little one while keeping contents cold. The flat cap is for storing milk and snacks while on-the-go. Use it as a portable vessel to carry fruits or crackers. The wide neck makes it easy to fill and clean. Featuring an easy-grip silicone sleeve and changeable lids (sold separately), it’s a great addition to any parent’s routine. It’s one system that helps you meet the demands of any occasion and every day, for years to come.