32l travel backpack,flight approved carry on backpack for international travel bag, water resistant durable 17-inch laptop backpacks,large daypack business weekender luggage backpack for men women ... bange travel laptop backpack backpack purchased mainly for 3-5 days business trips, with the goal of quickly getting in and out of airports with one single bag. tpu material,durable water prooft ,it's also waterproof and wipes down easily - ability to hide backpack straps in hidden back pocket - can place backpack on luggage handle. there are three main compartments. the back one is large enough for a 17” laptop and documents. the main pocket unzips almost 180 degrees which is awesome can expands out for 2 outfits with plenty of space left for other personal items. there are still three more slim, quick access pockets on the front compartment for miscellaneous items and electronics needed for the travel, including a pass through usb connection for a power bank. this bag will carry soooo much. the pack appears to be well made and truly extraordinary!