HIGH QUALITY MATERIALThis beware of dog sign is made from 40Mil (1MM) thick solid aluminum. It is 100% durable, rust free and not easy to bend or scratch. Round corners and burr-free makes the beware of dog sign safe for handling. The reflective material makes this metal sign even more visible at night. It will glow at night when struck by light. NO FADING & LONG LASTING This fade resistant warning signs is a 12 * 3 inches metal sign printed with advanced UV Printing technology which insure each letter will last 6-8 years for indoor or outdoor use without any fading. The graphics and paint will withstand the bad weathers like heavy rain, storm, snowing, sunshine etc. PRE-DRILLED HOLES FOR EASY MOUNTING This is a value pack of 2 beware of dog signs. The 4 pre-drilled holes are easy for mounting. Perfect beware of dog sign for different areas, like walls, yard doors, and so on. It is perfect for any indoor or outdoor places like gardens, gates, fences, poles, walls, offices, windows and so on. EASY TO INSTALL There are 3 basic ways to mount this beware of dog sign to different surfaces.Screws for a permanent mounting option for walls, siding, fences, etc. Double Sided Tape for mounting this beware of dog sign to different flat surfaces. Ropes, Aluminum Wire, Zip Ties for temporarily mounting this beware of dog sign on a fence, wooden post, wire meshes, windows, doors, poles and so on. (Mounting hardware NOT included!)