AUTHOR LitePack 9 is designed as high capacity top pannier bag, unique top zipper placement allows easy access to the entire contents. On the top is placed shoulder strap for easy movement. Velcro fixation to special seat post carrier with quick release clamp for easy seat post fixation. Expandable main pocket provides easy volume adjustment. Also features two side separate zipper pockets for extra capacity. The perfect addition for the city commuter and  for  long distance cyclist alike. Construction combines panels with EVA foam and flexible fabric for rigidity and  perfect protection.