Rigid Coroplast is typically used for yard, parking, real estate, and election signs. They are waterproof. If utilizing H-Stakes, place your Rigid Coroplast order with the flutes vertical.
Rigid Foamcore is typically mounted on an easel for presentations or can be used for signs, posters, etc. It is made of a relatively delicate material and is best for one time use; it can last longer with proper care. This product is not waterproof.