Crossbody Sling Bag with Strap that Splits to change into Backpack

Canvas crossbody sling bag.  3 zip closure storage pockets.  Padded back and strap.  Adjustable straps.  Sling strap can be split so bag can be worn as a backpack or zipped close to be worn as a crossbody sling bag.  Mesh pockets on both sides.  Port on top of bag for charging cable / earphone wire.