Great Capacity: (13.4x10.2x20.5 inches/ 34x26x52 centimeters) It can hold a DSLR camera(Canon 5d mark III 5d mark VI, Nikon d750, Sony a6500, Olympus OM-D E-M10 Mark II,Pentax Pentax K-1 and other DSLRs) with standard zoom lens(24-70MM), GoPro camera systems, professional shoe-mount flash units, radio triggers, mirrorless cameras and lenses, batteries and chargers, cables and other accessories. It also can hold DJI phantom 1,2,3 Professional quadcopter Durable Material: Made of waterproof polyester and durable nylon with tough reinforced stitching for easy carry and protecting your camera and other accessories well.Back ergonomic design, breathable,protects against perspiration Padded Customizable Dividers: The fastening taped cushions inside the bag is removable and adjustable. It could be constructed into 8 small partitions, each of which could house photographic equipment safely.Anti-theft combination lock protects your privacy and ensures your device more safety Upgrade Features: Easy to shoot, no need to take off your backpack. Straps and two buckles on both sides can securely hold your two tripods monopods together. Memory foam on interior of backpack lid helps protect your delicate LCD screen. Widely Use: Ideal for photographing, hiking, mountaineering, traveling, even shopping. It is not only a camera bag, but also as a casual bag, travel bag . Note: Only includes backpack. Cameras, lenses and other accessories are NOT included