The Tamrac 5786 Evolution 6 Photo Sling Backpack (Brown with Tan) can be carried as a backpack and as a sling pack on either shoulder. The pack has a Triple Access System that allows gear to be accessed through the front door and through two side doors. It can carry and protect a D-SLR camera with up to a 5.5 lens attached, 1-2 additional lenses, a flash and accessories. For quick access to the camera gear, slip off 1 shoulder strap, swing the pack around to the front, and open the side door to access a D-SLR camera with a lens attached. To get to additional equipment, swing the pack around to the opposite shoulder and open the side door on the other side of the pack. When worn as a backpack, the 2 foam-padded shoulder straps, waist belt, and chest strap distribute the weight. To convert to a sling pack, cross-connect a single shoulder strap (red to red) for carrying on the right shoulder, or (blue to blue) for carrying on the left shoulder. The other strap is easily tucked away inside the back harness. The Evolution 6 pack side doors feature 2 memory card pockets and a pocket to store lens caps while shooting. There is a windowpane-mesh accessory pocket inside the front door for small accessories, a mesh pocket in the top compartment for small accessories and a windowpane-mesh pocket on the inside door panel holds additional small items, In addition each side has a zipper-closing pocket for accessories like a phone or iPod. The pack has a QuickClip tripod attachment system with a Tripod Foot Pocket that allows a tripod to be carried. There is a removable rain cover for use during extreme weather that can be stored in a right-side pocket.