Never thirsty again, even on long tours: deuter hydration packs

With the deuter hydration systems, you don't even have to stop to refresh yourself on your rides. The hydration pack can be easily stowed in your backpack and filled with enough liquid so that you never get dehydrated even on long tours. You don't even have to open your backpack to drink, but can easily take a sip through the attached tube with mouthpiece – whenever you feel like it!