This high-mobility pack offers foam-padded protection and quick access to an SLR, lenses, flash and accessories. Tamrac has completely redesigned its popular Expedition Series backpacks to set a new stands of quality, function and comfort for photographic backpacks. Besides their striking design, some unique highlights of the new backpacks include: Wing Accessory Pockets: New Wing Accessory Pockets conveniently organize accessories and feature Tamrac's exclusive Memory & Battery Management System (patent pending) that uses red flags to identify which memory cards and batteries are available and which ones are used up. QuickClip Tripod Attachment System: The redesigned QuickClip Tripod Attachment System with tripod foot pocket quickly and easily accommodates a tripod centered and balanced. Water-resistant zippers protect equipment and accessories. The Harness: Dual-Foam Comfort Pads on the back cushion heavy loads to provide maximum carrying comfort. Air Flow Channels help keep you cool and dry while on a photographic outing. Expandable Sternum Strap keeps shoulder harness in place and stretches to allow easy breathing. M.A.S. and S.A.S. Compatible: Compatible with Tamrac's optional Modular Accessory System (M.A.S.) and Strap Accessory System (S.A.S.) products