Lowe’s 16-in L x 16-in W x 2-in H Square Allegheny Concrete Patio Stone in Gray | 205261

The four cobble patio stone is a natural cobblestone texture with false joints to give appearance of multiple, smaller stones. This product is perfect for patios, walkways and outdoor rooms. Each step stone is easy to install and will last for many years to come. Color: Harbor.