Keeps Drinks Ice-Cold for up to 36 Hours or Hot for up to 14 Hours Triple-wall vacuum insulation with a copper lining ensures maximum temperature retention making it perfect for long hikes gym sessions and all-day hydration. 100% Leakproof Straw Enjoy spill-free sipping with a secure leakproof lid for smooth uninterrupted hydration. Ergonomic Grip & Slip-Resistant Handle The diamond-textured grip and comfort handle offer a secure non-slip hold even during intense workouts or outdoor adventures. Built to Last Lifetime Warranty Made from premium BPA-free materials this durable impact-resistant water bottle is backed by a lifetime guarantee for long-term performance.