Small empty heavy duty sand bag.
Small empty heavy duty sand bag (GREEN) 4FT LONG X 1FT WIDE.
Blocks
Quarry Products
4" clean large stone
Bags
An empty big bag.
Regular 4" block with a 30 degree offset.
A tonne bag of sand.
A much bigger block with a cavity/hole going through the center.
Chips
Concrete block that weighs one tonne.
Gravel
Aggregate mix
Drainage stone-small smooth rounded stone