I checked them out at the Sacramento ISE. I liked the harness system and the way the bag attached. I did not like the zippers or how the main pack zipper ran down the center. It looked like it would be a pita to pack, IMO. The attachment clips while quick and easy looked like a weak point under weight. The price was, unrealistic, to say the least. As a side note, the sales guy was very funny. He told me when my EXO falls apart in a couple years to come back