Just Married Yard Sign Letters - Just Married Yard Cutout for Wedding Decorations, Bridal Shower Yard Decoration with Metal Stakes. Economical and durable, our Coroplast Yard Signs are a staple of outdoor advertising. These Just Married Yard Letters full color direct printed graphics are vertically fluted for use with Stakes. Coroplast is typically used for yard, parking, real estate, and election signs. They are waterproof.