Half-Mass Bags have been extensively tested and proven here at home as well as by customers around the world. The padded main compartment keeps the bag stand ing when set down; it also houses a laptop sleeve. The T-strap has a breathable, fi xed 3-D spacer-mesh shoulder pad; the top flap pocket has a water-resistant zip. Two side pockets: one stretch -mesh, one pleated. Made from tough 1 ,680-denier ballistics nylon and nylon pack cloth; both have a polyurethane coating and a DWR (durable water repellent) finish . Imported.