The ORTLIEB Back-Roller Plus is the ideal bike bag for those who prefer the convenience of the roll closure system. The durable waterproof dustproof abrasion-resistant and high quality Cordura fabric ensures optimal protection for your gear. Equipped with the sophisticated QL2.1 system with self-closing hooks the ORTLIEB Back-Roller Plus attaches to your bike in a flash. And simply use the easily detachable shoulder strap to carry your bike bag comfortably once you&&';;ve arrived at your destination. Classical rear pannier (pair) with roll closure Abrasion restistant Cordura fabric QL2.1 system for racks up to 16 mm Including reduction pieces for tube diameters 8 10 and 12 mm; with anti-scratch function reducing abrasions on rack Top QL hooks and lower sliding hook adjustable without requiring any tools Lower hook rail made of two-component "hard-soft" synthetic reduces abrasions on carrier Including integrated inner pocket and shoulder strap Highly reflective Scotchlite reflector Easy to clean inside