W64CFS Hydro Flask 64 Ounce Wide Flex Straw Cap Go big, flip it and sip it with the Hydro Flask 64 oz Wide Mouth Bottle With Flex Straw Cap. With comfortable, flexible handle, the closeable, leakproof straw cap is easy to open and close with one hand, for on-demand hydration. Double-wall insulation keeps drinks cold up to 24 hours for cool refreshment. The insulated bottle easily fits ice cubes and is dishwasher safe. 24 hours cold TempShield double-wall vacuum insulation Leakproof when closed Pure taste, no flavor transfer Wide Mouth opening is ice-cube friendly Bottle fits all Wide Mouth caps and lids Note: Flex Straw Cap not intended for use with hot liquids Size & Dimensions Size: 64 oz Diameter: 4.70" Height: 12.70" Weight: 1.76 lb Product Care Dishwasher safe Not for use on a stove, in a microwave or freezer