Habik Cross-Functional Laptop Computer Backpacks/Messager Bag for Macbook 15-inch The exterior of the Habik multifunctional backpack is made from double layers 1680D oxford fabric. This alterable backpack can easily be converted to a shoulder sling messenger bag or a briefcase cum handbag to ensure you have the best comfort as you carry your load around The zippered multifunctional storage pocket comes with a combination of inner pockets and sleeves for keeping personal items like your smartphone, diary, phone charger, data and PC cables, power bank, key ring, pens and dozens of other knick-knacks To make the bag even stronger against wear, it includes reinforcements on the side and corners made from superfine microfiber poly-urethane (PU) leather. Using DURAFLEX eye-splice,Handmade leather zipper pulls,Custom hardware