• Durable, double-walled, vacuum-insulated 18/8 stainless steel bottle keeps drinks cold up to 58 hours or hot up to 20 hours
• High-flow spout allows you to hydrate quickly
• Button-operated AUTOSEAL feature seals the lid between sips to eliminate spills and leaks, and a patented slide lock prevents the accidental pushing of the button while you're on the go
• Protective spout cover keeps dirt off your mouthpiece, and DropDown lid feature makes it easy to clean
• 100% BPA-free for peace of mind
• This product contains Stainless Steel (Iron, Chromium, Nickel, Manganese), Styrene, Formaldehyde, Octamethylcyclotetrasiloxane