Deuter Road One

"The Road One from Deuter is the ideal companion for all cycling enthusiasts, whether on a road bike, mountain bike or on a leisurely bike tour. With a volume of 5 liters, this backpack offers enough space for all your essentials, such as a rain jacket, first aid kit and personal valuables, which can be safely stowed in the inner compartment. The lightweight design and the infinitely adjustable chest strap ensure that the backpack fits snugly around the body while offering maximum carrying comfort"
"Thanks to its reflective properties and an attachment loop for a flashing light, the Road One increases your safety in road traffic, especially in poor light conditions. The backpack is also equipped with a glasses holder on the shoulder strap, which makes it particularly practical for spectacle wearers. The Contact back system and the breathable shoulder straps ensure excellent ventilation and stability, even on intensive rides."
"For added flexibility, the Road One is compatible with a hydration system that holds up to 2 liters and has a stretchinner compartment for storing wet clothing or the hydration bladder. A detachable rain cover protects your equipment in the event of sudden weather changes."