Ball Holder Sprinkler Protector Concrete Plaster Mold 7146 THIS IS A MOLD TO MAKE YOUR OWN SPRINKLER GUARDS OR BALL HOLDERS Ball Holder Mold 7146 Polyethylene Plastic Mold Measures 6 1/4 inches across with hole 2 3/4 inches and 1 1/2 inch thick Each order comes with easy to use basic instructions