Ramadan Kareem 2023 Yard Sign Cutout - Ramadan Mubarak 2023 Yard Cards Outdoor Lawn Decorations - Ramadan Yard Sign With Metal Stakes. Economical and durable, our Coroplast Yard Signs are a staple of outdoor advertising. Ramadan Mubarak Yard Decorations with Stakes 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.