Features 1. Breathable comfort: this work backpacks ergonomically designed with padded shoulder straps and back panel, this computer backpack ensures maximum comfort and breathability regardless of how much you carry. 2. USB PORT DESIGN: With built in USB charger outside and built in charging cable inside, with Earphone hole, this usb backpack offers you a more convenient way to charge your phone while walking. 3. Extra-large capacity: this laptop backpacks with a deep storage space, this stylish backpacks allows you to comfortably accommodate a 15.6 inch laptop, books, clothes, and more, perfect for both men and women to use in everyday life, business trips, or travel. 4. Full Protective Material: We use Oxford fabrics and Polyester for the commuter backpack which has a long service life, Provides 360 all-round protection for the computer backpack with shockproof, splash-proof, wear-resistant, tear-resistant functions. 5. Slim & Lightweight: The size of the mens work backpack is 50 x 33 x 16 cm. Lightweight backpack perfect for daily use at office and travel. Specification Material: Oxford cloth Color: Grey, Black, Blue, Dark grey Size: 50 x 33 x 16 cm Weight: 660 g Package Include: 1x Backpack