On my soul, on Fribon ears, on a cat's conscience, we swear that this backpack is even more tuned than its predecessors. And especially the ears. We strengthened them. Fortunately, it is a little easier with a backpack than with us humans, because exercises to strengthen the ears are really scarce.Dual main closure – zipper and magnetInside and outside zipped pocketsInternal compartments without closureReinforced shoulder straps