ROCKWOOD RETAINING WALLS Sapphire 6 in. H x 17.25 in. W x 12 in. D Gray Concrete Retaining Wall Block (27-Pieces/20.25 sq. ft./Pallet)

Whether used to create a garden terrace, raised patio or retaining wall, Sapphire offers the ultimate combination of style and performance. At just 6 in. tall, Sapphire is the most practical landscape solution for retaining walls up to 4 ft. With it's universal appeal and impressive building capability, Sapphire can turn an ordinary yard into the ultimate landscape. Sapphire's radius bottom eliminates the need for cleaning courses, saving time and hassle. Its rear-lip automatically creates a 1 inch setback.