50l travel backpack AREYTECO Backpack, Expandable Large Carry On for Men Women making it durable Cotopaxi Allpa 50 L Adventure

Fully lined with front zipper pocket

Let Flight Centre organise it for you (and deal with the drama when something goes wrong)

It keeps things separated and easy to grab

You have three main options: Carrier add-on: Easiest, keeps your number, but usually costs the most

the line roller of sizes 4500 and up has one self-contained mag-sealed ball bearing, while the line roller of the smaller sizes has two standard ball bearings with a magnet disc inserted at each side of the roller keeping ferrofluid suspended in the magnetic field

The strap that holds the front compartment open to make a shelf is actually more useful than I thought