Advanced Shoulder bags are designed for carry all type of equipment, from CSC to Pro DSLRS, additional lenses and accessories, depending on the size. These bags are a functional solution with enough space for the bare essentials as well as a few small accessories such as batteries and memory cards. All the bags offer adjustable, detachable shoulder strap.as well as the top carry handle, easy throw zipper opens the front flap and padded dividers. When the weather turns against you, use the included rain cover to protect your gear. The Shoulder Bag IV can carry a compact DSLR with standard zoom in shooting position.