Originally Posted by MAD777
BPL actually measured the amount of collapse of the pack under heavy load in each configuration. Once a pack collapses, it's not transferring the weight to the waist belt.
I fold mine so that it has 3 layers and is only touching the back panel. The size of your pad will determine how many layers it folds to.
Perfect. Thanks, again. BPL always seems to do a bang up job on their articles. Kudos to them.