Universal Rocks Crazystone Panels provide the Experience of Timeless Stacked Stone Walls alongside the easy installation Faux Panels bring to a Project. Measuring 18' x 9' / 549 cm x 275 cm, with a depth of about 2", The Crazystone Panels can be used both indoors and outdoors, creating the perfect panel to enhance House Skirting, Retaining or Exterior Walls, and other Large Surfaces.