Deuter Road One 5L Backpack For performance-oriented road cyclists looking for a lightweight bike pack sized to accommodate essentials only on longer rides. The Road One Backpack is the ideal cycling companion. The Contact Back System is ergonomically shaped to cushion your back and provide carrying comfort. The ergonomically shaped back cushions of the Contact System hug the back and distribute the weight of the load evenly, relieving the load on the back whilst keeping the weight close to the body for easy carry. Channels between the cushions, as well as the breathable, sturdy 3D Airmesh lining, provide pleasant ventilation. An attachment for glasses on the shoulder straps comes in handy, whilst an easily adjustable chest strap helps you to feel secure. The bag is compatible with a hydration system should you wish to stay hydrated on the go. A detachable rain cover protects the bag when the weather turns. As well as a main compartment with an all-round zip, the bag al