Pacsafe metrosafe ls250 anti theft shoulder bag exomesh slashguards webbing with dyneema smart zipper security dual release security buckle rfidsafe tm blocking zippered pocket backpack protection raincover hydration pack compartment 15 macbook compatible sleeve zippered main compartment with internal meshpocket front zippered compartment with pockets forcards phone and passport front vertical quick access pocket top quick access pocket breathable perforated eva foam shoulder