Hello, In the end, I was very satisfied with this backpack for a month. Do me moving almost exclusively in transit, and on long trips from home to work, I tested the bag in intensive conditions. In a first, I was seduced by the look (sober, elegant), functionality (many interior compartments, pocket on top, etc.) And comfort straps, even heavily loaded (with a bonus smart system to wrap the straps ....). But it was before ... After a month, I noticed a seam on the sling which began to let go, still happening. But after six months, the seam of the main closure also let go ... trickier. Ultimately, this bag is not suitable for my use. (A month and I am not fallen on a bad run ... but good). So I recommend for intensive use. As against an output time to time, why not ...