21 oz Standard Mouth w/ Flex Straw Cap Size:21 oz with an elastic waistband

with an elastic waistband

with a durable yet breathable mesh back and an innovative design utilising a single shock-corded pole structure that makes set-up quick and easy – it virtually assembles itself

a multi-day trek

ISO Limit Temp Rating: 17° F / -8

21 oz Standard Mouth w/ Flex Straw Cap Size:21 oz with an elastic waistbandDouble 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