Awesome packing tip called a skivvy roll. Teaches how to save space in your luggage every time you travel. Budget travel lovers will enjoy this technique because it can mean less packed luggage (and fewer fees).
This backpack can charge 3 of your mobile devices. - I think they should sell the battery / charger and cables and let us put it in our backpacks. Even add a cheap set of grommets and a tool. How about a solar option too.