B&W International Outdoor Case Back Pack SystemThe B&W backpack system: the ideal addition for convenient carrying of outdoor. cases On the go in the world, off the beaten path, among the wildlife, down in valleys and up on mountains. Often, the best photo opportunity comes suddenly and then you need one thing above all else: free hands and quick access to your equipment. The B&W Backpack. System makes this possible: This high quality backpack system made from ultra durable nylon fabric is screwed