The Zoom Traveler 4 is equipped for a digital or film SLR, 3 to 4 lenses and a flash. It has the complete list of features including the USA patented Lens-Bridge and LensGate Divider System, Pop-Off pocket, a full-length Zip-Drop front pocket with organizer compartments, the Slide Pocket in front features Tamrac's U.S. patented Memory and Battery Management System that uses red flags to identify available memory cards and batteries. The unique Piggy-Back Pocket feature in back slides over the handle of rolling luggage and Rolling StrongBoxes for easy and secure travel. Also features our exclusive Modular Accessory System (M.A.S.) and Strap Accessory System (S.A.S.) attachment slots.