Stay hydrated all day with the Light Blue Micro Hydro Water Bottle from Hydro Flask. This water bottle features a comfortable, flexible handle, while its closeable, leakproof straw cap is easy to open and close. A double-wall insulation design keeps drinks cold for up to 7 hours. 6.7 oz 7 hours cold Double-wall vacuum insulation Leakproof when closed Pure taste, no flavor transfer Dishwasher safe Flex Straw Cap not intended for use with hot liquids Not for use on a stove, in a microwave or freezer Womens Light Blue Micro Hydro Water Bottle