Hydro Flask Standard Flex Straw Cap 21oz Bottle

Stay hydrated with the Hydro Flask Standard Flex Straw Cap 21oz Bottle. This durable stainless steel bottle features TempShield® double-wall vacuum insulation, keeping your drinks cold for up to 24 hours and hot for up to 12 hours. With a leakproof design when closed and dishwasher-safe convenience, it's ideal for on-the-go lifestyles. Perfect for outdoor adventures or daily commutes, enjoy your beverages without worry. The Flex Straw Cap is designed for use with cold liquids only.