Go look at Luke's page....
This is a very comfortable bag to carry, with many add-ons, trace pouch, ditty bag etc.
See the compartmentalised (jassus) plastic box utilised.
although quite a good idea, becomes a pain in the groin(imo) & the clips that connect the upper to the lower become dislodged and end up drifting in the ocean.
Big Jim...big saving!
Those boxes are nice but the lids are prone to breaking