The union 34 stripe rucksack pannier bag attaches firmly and quickly to your pannier rack and includes space for a bike kit clothing documents a laptop and more when you stop riding yoursquoll find this cycling bag is not just for its convenience compact good looks but also for the way it feels to carry this bike rucksack features padding and airflow for maximum support and comfort while itrsquos on your back union 34 stripe pannier rucksack features removable carrier cas