Head out on your next hike with the CamelBak Octane 18 2L Hydration Pack. Constructed with breathable 3-D ventilated mesh material, this pack offers comfortable carrying, while the ventilated hip belt and dual adjustable sternum straps provide support. Fuel and gear storage makes sure you're prepared out on the trail, and the Crux™ reservoir with Quicklink™ system improves water flow to keep you hydrated.