An empty small bag.
An empty small bag which can be filled with 4 stone weight of sand, gravel or chips. Bought on its own as an empty bag.
Chips
Quarry Products
Drainage stone-small smooth rounded stone
Bags
Small empty heavy duty sand bag.
Blocks
The bigger thicker blocks up from the 4"
Regular 4" block with a 90 degree offset.
A much bigger block with a cavity/hole going through the center.
3/8" Chips. Very small stones
Gravel
Aggregate mix
Regular 4" block with a 30 degree offset.