18 oz Standard Mouth

The Hydro Flask 18 oz Standard Mouth is more than just a drinking bottle. Thanks to the advanced TempShield double-wall vacuum insulation technology, it maintains your favorite temperature for hours.

It keeps your cold drinks fresh for up to 24 hours and your hot drinks warm for up to 12 hours. The bottle is characterized by its ability to prevent any condensation or heat transfer to the outer surface. With a filling volume of 532 milliliters and a drinking opening diameter of 4.9 centimeters, it is extremely practical for everyday use.