The Lifefactory 8-Ounce Stainless-Steel Vacuum-Insulated Wide-Neck Baby Bottle is designed to keep your little one's drinks cold for up to 6 hours. It features a soft silicone sippy spout suitable for ages 9 months and older, making it a perfect transition from nipple feeding. The wide neck design allows for easy filling and cleaning, while the durable stainless steel construction ensures longevity. The bottle is equipped with a hygienic polypropylene cap and a silicone sleeve for a comfortable grip. It is dishwasher safe and BPA-free, meeting FDA standards.