SupplyDog.com produces rock face edge and smooth edge Indiana limestone caps cut to the most exacting standards. Limestone is probably the single most widely used natural stone product for commercial, residential and landscaping projects. We employ only expert craftsmen who cut, sand and finish your Indiana limestone caps to the highest quality in the business. Dimensions: 22'' x 22'' Color: Grey Thicknesses Available: 2'', 2.25'', 3'' and 4''