Math Crossing Sign Zone Xing | Indoor/Outdoor | 12" Tall mathematics class teacher student high middle school retire Sign Size: 12" Tall X 12" Wide Unique Gift  Good for decorating a work space or hanging in a garage this Math sign also makes a great gift. Quick & Easy Mount  Comes with pre-cut mounting holes for hanging Indoor/Outdoor Use  Printed with ultra durable inks for a scratch resistant finish that will last for years Proudly Made In The USA  Buy with confidence from an American owned and operated company! SignMission Items are produced in our state-of-the-art facility in West Palm Beach, Florida