Convertible Bag with Roll Bag and Net

Expands from 66 to 13 cubic feet A slimline backpack that expands into bikemounted touring luggage Expandable mounting system adjusts to fit all backrests 7 to 14 W Builtin bungeebottom externa rain cover for allweather protection Outside organizer pocket for maps keys etc Equipped with eight nylon bungee attachment loops for added cargo tiedown Padded backpack straps stow in a hidden zippered compartment A Vshaped expansion gusset unzips to give you twice the cargo storage space Four ro