An empty big bag.
2" clean medium sized stone
Screenings-Very dusty gravel
Drainage stone-small smooth rounded stone
A much bigger block with a cavity/hole going through the center.
Plastering sand
Regular sized blocks used for most building jobs.
Regular 4" block with a 90 degree offset.
The bigger thicker blocks up from the 4"
Small empty heavy duty sand bag.
Aggregate mix