Zippers, pockets and loops .
For safty:, these kinds of bags are loaded with exclusive screen proector system and the polyethlene frame.
To expand the idea of multi usage: cases can be converted to both back pack and hand catch cases
Specious side pockets.
USB socket at side.
High quality water resistant PU material.
Black steel color zipper puller with logo.
Light weight back pack bag.
Detachable / Adjustable back strap.