Fill the CamelBak Classic Hydration Pack's two-liter water reservoir and stay watered during your hikes, bikes, and runs. The bungee cord on the back holds a light raincoat in case the weather changes. The Classic Hydration Pack has a security pocket for keys, ID, and energy bars, and on hot days its mesh back panel keeps the air flowing. This CamelBak pack's reservoir prevents residue build-up, so your water or sport drink tastes the way it should.
Bottom Line:
When all you need to bring are water, keys, and a light layer, grab CamelBak's Classic Hydration Pack