Gravel
Aggregate mix
Bags
Small empty heavy duty sand bag.
Blocks
Regular 4" block with a 90 degree offset.
The bigger thicker blocks up from the 4"
An empty small bag.
Quarry Products
A tonne bag of sand.
Drainage stone-small smooth rounded stone
4" clean large stone
A much bigger block with a cavity/hole going through the center.
Plastering sand
Regular 4" block with a 30 degree offset.