Christmas Yard Sign Cutouts, Christmas Theme Decorations Xmas Santa Claus Snowman Elk Xmas Tree Props Christmas Yard Signs With Metal Stakes. Economical and durable, our Coroplast Yard Signs are a staple of outdoor advertising. These Santa Claus, Snowman, Elk, Xmas Tree, Christmas Stockings, Christmas canes, Christmas Gnomes Props Christmas Yard Cutouts Outdoor full color direct printed graphics are vertically fluted for use with a Stakes. Coroplast is typically used for yard, parking, real estate, and election signs. They are waterproof.