Tzowla Canvas Travel Backpack Carry on Flight Approved,Large 。Heading to the office or catching a flight? This durable canvas rucksack keeps your tech organized and your hands free. Built from sturdy 100% cotton high-density canvas (note: not water-resistant), it fits any laptop up to 15.6 inches in a dedicated padded compartment. The main section holds daily essentials, work gear, toiletries—everything you need for commuting or weekend trips. Smart design includes an external USB charging port (connect your own power bank, not included) plus a headphone jack so you can stay connected on the go. Roomy 30-35 liter capacity in a practical 18.x 12.21 x 6 inch frame, weighing just 2.4 lbs. Wide padded shoulder straps distribute weight comfortably, whether you\'re hiking, traveling by train, or moving between meetings. Minimalist and functional—the everyday backpack that actually works