There are huge voids in the bottom of the case where all your small things will roll into forcing you to unload the case each time you loose a roll of gaffers tape, battery or screwdriver. The dividers use 1/2 inch velcro that is sewn 1/2 inch in from the edge of the divider.

I have used the Lowepro Pro Roller x200 bag for many years as a Press Photographer. I have bashed it, dropped it, sat on it and stood in the pouring rain and hot dusty deserts and it has kept all my gear safe and sound.