Rockwool Cubes

8 x 3" Cubes with Small Hole 8 x 3" Cubes with Large Hole 6 x 4" Cube with Small Hole 6 x 4" Cube with Large Hole Strip of 8 x 3" Cubes with Small Hole Strip of 8 x 3" Cubes with Large Hole Strip of 6 x 4" Cube with Small Hole Strip of 6 x 4" Cube with Large Hole