The go-to option for hydration while cycling, the CamelBak Classic 70 oz. Hydration Pack features external access to the reservoir for convenient filling and just enough space for carrying the essentials. 

• 2L Antidote reservoir has a quick-snap cap for easy opening and closing, a low-profile fit for more stability, and a lighter fill port to cut weight
• Quick Link system allows the tube to be disconnected from the reservoir for easy filling 
• Extra-large opening makes the reservoir easy to fill and clean
• Convenient external-fill reservoir
• Single zippered pocket for holding keys, wallet, or other small essentials
• Bungee on back panel allows you to lash a layer to the outside of the pack
• Front and rear reflective details help keep you visible in low light