1"W x 30"L x 90"H Prefabricated marble epoxy boards. Very durable, easy to install. Perfect substituation for any big marble tile project. Lighter and lesser install applications. Doesnt crack. Can be used in shower as it is water resistant and when installed properly, stronger and better than tile. Also perfect to increase the astetics around an electric or gas fireplace as it is fire retardant. Easy to clean, scratch resistant and install with any heavy duty adhesives.