Scivation Sling Bag Benefits Simple design Good stability Can be worn as either standard backpack or messenger bag Easy to carry around or fold when needed Predator Nutrition Sling Bag Review If you are looking for a convenient & inexpensive bag that can provide you the benefits of a regular bag, then you need a Sling Bag. You can store a good amount of gear in it & you ca always swing it around front or back wherever it is most or least needed. Practically, it takes almost no space to store it, as you can always fold it. It also has the logo of your favourite brand – Scivation.