21 oz standard mouth w flex straw cap agave Size:21 oz Low-bulk materials make the Xtherm

Low-bulk materials make the Xtherm mattress as packable as a water bottle

Two layers of internal reflective film deliver serious warmth

Vintage looks

One Daypack

21 oz standard mouth w flex straw cap agave Size:21 oz Low-bulk materials make the XthermDouble insulated stainless steel, to banish lukewarm drinks forever Designed for everyday adventures, the 21 oz Standard Mouth bottle from Hydro Flask is their mid range and most versatile product. Small enough to fit in a rucksack side pocket or your cars bottle holder but carrying over 600 ml of liquid, the 21 oz insulated bottle is the perfect companion for your daily travels. It features an airy leakproof Flex Straw making it super easy to hydrate