camelbak - Mule Hydration Pack
This pack will hold more or less everything you could need on a mountain bike ride or hiking trip. With 11 litres for cargo and 3 litres reservoir for fluids, the Mule can supply you with the entire day's needs. Fitted with the XV back panel to deliver brilliant ventilation, and a four compression straps to hold everything down as you slowly empty the bag, this bag will be comfortable during your whole ride.
The Mule has a fleece lined compartment to hold valuables to stop them being scratched with the rest of your gear, a helmet hook to give you somewhere convenient to put your helmet once you get off your bike, as well as the standard Big Bite Valve, Hydroguard technology and PureFlow tube.
Designed with enough space to fit tools, a tube, another layer, MP3 player, lunch, phone, etc.