Small empty heavy duty sand bag.
Small empty heavy duty sand bag (GREEN) 4FT LONG X 1FT WIDE.
Bags
An empty small bag.
Blocks
Quarry Products
Drainage stone-small smooth rounded stone
The bigger thicker blocks up from the 4"
4" clean large stone
Chips
An empty big bag.
Regular 4" block with a 30 degree offset.
A tonne bag of sand.
Concrete block that weighs one tonne.