Our Classic Framed Diamond, Beware Dog in Yard Sign can be attached to the door, wall or window of your home or business. The sign text and design work is laser engraved into sturdy plastic. Each sign comes with an adhesive foam backing, allowing them to be attached to any flat surface. Comes in multiple colors. Our dog and pet sign is great for your home, office or shop. Easily attach to any wall or door or flat surface. Great sign to let guests and visitors know that there is a dog on your property. Great security and home safety sign.