Orbit Plastic Sprinkler Guard Donut - Prevent Grass over Sprinklers - 26062

This plastic sprinkler guard prevents grass from growing over your sprinkler heads. Fits most pop-up sprinkler heads and is made of heavy duty plastic. Features and Benefits: Fits most pop-up and flush sprinkler heads., Made of heavy duty plastic, The diameter of the center hole is 1.81 inches.