Looking for something other than lava rock or glass to add to your outdoor gas fire pit? We offer another option, multi-color (light and dark brown, gray, and black) river rock. These imitation stones are lightweight ceramic fiber, gel cast and designed to take on the outdoor elements. Each set comes with an 84 piece assortment of large and small stones. The large pieces are approximately 4 1/2" and the small pieces are approximately 2 1/2". One set is 1/2 cubic foot or 15 lbs total weight.
Also available in black stones