Our Classic Framed Diamond, Be Aware of the Dog Sign can be attached to the door, wall or window of your home or business. The text and design work for this sign is laser engraved into sturdy plastic. Each sign comes with an adhesive foam backing, allowing it to be attached to any flat surface. Comes in multiple colors. Our Dog and Pet signs are great for your home or business. Great sign to let customers, visitors and guests know that there is a dog on the property or in the vicinity.