A brilliant idea for all season all weather riders the bike bags in the ortlieb high visibility line make it easier for other people to see you while youre out there on the streets. This is because all high visibility bags not only come with reflectors but are themselves one big reflector. The waterproof bags are made with a polyurethanecoated cordura fabric that is woven through with a high luminosity reflective yarn in neon yellow and black. That gives ortlieb high visibility bags an added safety feature in twilight conditions and in the dark of night.the back roller high visibility 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 fabric ensures optimal protection for your gear. Equipped with the sophisticated ql2.1 system with self closing hooks the back roller attaches to your bike in a flash. And simply use the easily detachable shoulder strap to carry your bike bag comfortably once youve arrived at your destination. Further features ql2.1 mounting system for all bike racks with tube diameters of up to 16 mm special inserts allow you to reduce the size of the rack hooks to 12 10 or 8 mm 3m scotchlite reflectors inside pocket winner of the eurobike gold award 2013 material ps50cx bag type single adapter quick lock2.1 instructions download datasheet download 360deg view 360deg view weight 840 g 29.6 oz height 42 cm 16 inch upper width 32 cm 12 inch lower width 23 cm 9 inch depth 17 cm 6 inch volume 20 l 1220.5 cu inch properties mig nopvc ip64 ql21