Wear this clear sling backpack over either shoulder comfortably, or in the front across. Wide side adjustable shoulder strap makes you forget you're even wearing this bag. Compact Yet Spacious Clear Sling Bag: 16" x 12" x 5.5" clear backpack is compact enough to use as a purse but big enough to carry your most important things in large zip compartments, one phone pocket, and an external water bottle holder