The Ortlieb AirFlex Backpack will make your life lighter from the first trip. The compact design and 11 litres of volume make this backpack a full featured yet sleek option. Featuring a roll top closure making it waterproof, perfect for all-year-round use. The Flex-Wire system has good padding to offer real carrying comfort. The adjustable compression cord serves for fixing a bike helmet or light jacket. Two outer pockets (not waterproof) offer space for small items which should be quickly accessible. Two reflectors ensure your visibility in dusky conditions and you can also attach a light to the rear fixing loop.