The best
hydration packs hold 1 - 3 liters of water, offer a slot for the valve that you can have close at hand, a waist strap to stay in place and the size you need.
Not exact matches
Some of the best
hydration packs start by
holding one liter of water for runs and short hikes all the way up to three - liter
packs for longer journeys on foot or bike.
However, unlike a
hydration pack, this bottle can
hold its shape while he's drinking and is completely dishwasher safe.