?Smart Design Wide Mouth Lid?- The Patented Flip Top Lid Is Designed With A Secure Lock, Making It Dust And Leak Proof. Simply Open With One Hand By Clicking The Button.The Inclination Angle In Line With The Optimal Drinking Of The Human Body And The Large-Diameter Wide Mouth Design Which Allows You To Enjoy Drinking.With A Flexible Handle-Easy To Carry And Outdoor Sports.The Mouth Is Wide Enough To Fit Ice Cubes, Also Easy To Clean. | | ?Vacuum Insulated?- Bottle Is Made From Premium Gauge 18/8 Stainless Steel And Is Powder Coated In A Durable Matte Finish.. The Exterior Of The Vacuum Sealed Area Is Dipped In Copper For Added Insulation. Copper Reduces The Transfer Of Temperature, Adding Even More Insulation To Your Bottle. | | ?New Straw Lid?The Design Of The Dust Cover Has Been Added.Using The Dust Cover To Open The Nozzle Is Easier Than The Traditional Opening Method, The Dust Cover Can Effectively Prevent Dust From Entering, And Avoid Touching The Nozzle By Hand, Which Is .