For a professional DSLR with lens plus flash or additional lens, filters and a little small accessories, the lower of the two separately openable storage compartments good protection and enough space.
The upper storage compartment can be opened separately and is provided with all kinds of useful bag to facilitate the digital photographers organizing memory cards and accessories.
Very nicely solved the division of the backpack is in two separate containers. The bottom with a removable, padded protective insert for the expensive camera, the top is ideal to in addition to the small stuff carried mainly equipment also pack drinks and food.
Who needs it, can also stow a music player in the upper part of backpack and lead out the cable for the headset from a special opening.
The backpack is easy to adjust to the body and is comfortable to wear even over long periods.
A lap belt provides relief for the shoulders and the chest fixation can increase the convenience and adjust the seat even further.
In addition, stable loops are sufficiently attached, which can accommodate additional accessories.
Who does not want to walk around with an extensive equipment or must, for the ORION TREKKER II could be just right.