The UnBottle is CamelBak's leak-proof hydration system that is not a pack. Simply toss it into your existing backpack to instantly convert it into a hydration pack. Comes in 70 oz. (2.1 L) or 100 oz. (3 L) capacity.
SpecificationsCapacity: 70 oz. (2.1 L)
or 100 oz. (3 L)