I have used belt pockets by Gossamer Gear, Zimmerbuilt, Zpacks and Luke's Ultralite. I prefer the Luke's Ultralite Accessory Pouch #2 (cuben fiber) because it is the only pouch that is long enough for me to reach easily while my waist belt is fastened.
http://lukesultralite.com/ultralite-accessory-pouch-2I also have a Zpacks Shoulder Pouch (cuben fiber) on each shoulder strap: One for two of the following, depending on which I need quick access to -- camera, GPS, range finder.
http://zpacks.com/accessories/shoulderpouch.shtmlHMG has nicely designed waist belt pockets incorporated to their packs.
Has anyone tried incorporating RIBZ into their outfit? I've used their packs, but found I didn't need to have that much easily accessible so didn't need the capacity.
They are comfortable even under a loaded pack, however.