One of my friends once told me that she needed to fly abroad, but did not find a good travel-bag to fit her laptop and clothes.  All the bags she saw in shops were in wrong size or too heavy. Plus she liked the idea of designing her own luggage. starting from outer measures and functions, we ended up with this handy luggage bag that has a padded gap for the laptop, passport pocket on the outside and lots of space for travel accessory’s and clothes.

This is what came out: