The lowepro sf transport duffle backpack allows you to organise and carry a complete set of work ready sf modular accessories with the gear inside whilst looking discreet on the outside the duffle backpack is spacious and versatile with convenient grab handles on all sides plus extra padding on the back to provide comfort the padded back panel can also serve as a kneeling or sitting pad when youre working on damp ground on the exterior of the bag there are adjustable removable shoulder