DIESEL IDENTIFICATION: Clearly label your diesel fuel tanks, cans and caps with these durable vinyl stickers to avoid costly mistakes and prevent gasoline from being added to diesel engines or equipment. WATERPROOF MATERIAL: Made from weather-resistant vinyl, these stickers can withstand rain, snow, sun and outdoor elements to maintain visibility for years without fading or peeling. EASY APPLICATION: Smooth self-adhesive backing allows for mess-free placement on any clean, dry surface without bubbles or wrinkles. High-tack adhesive bonds securely. CLEARLY MARK: These adhesive decals clearly label fuel tanks and containers as diesel or gasoline to avoid mixing up fuels. VERSATILE APPLICATION: Suited for labeling fuel tanks on trucks, tractors, equipment, and fuel cans/caps to avoid mistakes and prevent use of improper fuels. These weatherproof fuel tank decals help identify diesel and gasoline fuel tanks quickly and clearly. The large lettering states "DIESEL ONLY" or "GASOLINE ONLY" so there is never any confusion about what type of fuel goes in the tank. The adhesive backing adheres securely to metal, plastic, or other surfaces commonly found on fuel tanks, equipment, machinery, and fuel storage containers. The durable vinyl construction stands up to rain, sun, snow, and other weather elements year-round without fading or peeling. Help avoid costly mistakes or damage to equipment by labeling fuel tanks plainly with these functional yet unobtrusive decals. Measuring approximately 5.5x2.55 inches, they are the right size for clear identification from a safe distance.