Description Reliable:This travel laptop backpack is made of high quality tear and wear-resisting and rain-proof slightly thicker ox-forward material, delivers long-lasting durability against daily activities. Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. More CapacityI Compartments:This 42 Liters hiking backpack will suit your needs. One main compartment, one zipped front pockets, two side pockets as well as external attachment points. Spacious pockets keep all things organized and separated, such as hydration reservoir, tent, trekking poles, hammock, water bottles, 17.3 inch laptop and more. USB and earphone port design:The mens laptop backpack Built-in USB PORT is convenient to charge your cell phone by the connected power bank and free your hands. Jack design for listening music help you relax yourself while travelling. The length of the shoulder straps is adjustable. The chest clip work perfectly to distribute the packs weight and keep it steady and centered. Reflective strip on the trekking backpacks make it a terrific companion for both day trip and night outdoor adventures.The sturdy luggage belt lets you pull the suitcase with one hand. Rucksack mens with hidden anti theft pocket on the back protect your passport, wallet, phone and other valuable items safe and handy. Very suitable for school, university, everyday work, business, trip, camping, traveling, hiking and daily life using.