This wide neck stainless steel vacuum insulated baby bottle is designed to grow alongside your little one while keeping their drinks cold. When they’re ready to move on from a soft sippy spout, they’ll love this hard sippy spout (for ages 12+ months). The spout is vented to enhance function and includes a hygienic cap. 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.