Summary: too many straps -waist and chest straps not needed.The idea of rotating it to the front and into a horizontal position to pick kit out - it opens at the back - is completely impractical considering the weight in it when fully loaded.
Pros: Adjustable Harness, Black, Lots Mini-pockets Inside, Pack-away Rain Cover, Plenty Of Side Pockets, Roomy, Strong Construction
Summary: Capable of taking a long telephoto lens on the body and ready to go plus extra lenses and a spare body the flip side 500 is certainly roomy. I love the inbuilt rain cover and the fact that when out in the field I can use this to give the bag and equipment extra protection.
Pros: Adjustable Harness, Comfortable, Easily Accessible Equipment, Roomy, Strong Construction