Lowepro ProTactic 350 AW - A Professional Camera Backpack for 1-2 Pro DSLR Cameras and 13" Laptop Fits 1-2 Pro DSLRs, one with up to 24-70mm f/2.8 lens attached, 6 lenses/speed lights, 13" laptop, tripod and accessories Never miss a critical mission thanks four access points: the molded, turret-loading top, quick-grab from both sides, and full, back entry for set-up and security Create limitless set-ups with a robust, SlipLock compatible strap system Get versatile with five modular accessories - water bottle pouch, accessory case, tripod cup and two cinch straps - all Slip Lock-compatible and included with pack ProTactic features ActivZone System technology to deliver targeted support at shoulder blades, lumbar and waist for comfort on the move.Exterior Material : Nylon