Well Considered Size Design: The grass sign 7x10inches, giving the ability for the wording to stand out and be easily understood and not be annoying and to get noticed. Make sure to be noticed by neighbor and guests without creating an aggressive environment. Any-Weather Metal Grass Sign: Keep off the grass sign is made of 40 mil high quality aluminum, with reflective coating and UV coating glossy finished. The grass sign will not fade no matter the sun, rain, or other extreme weather. Outdoor Use Grass Sign:The grass warning sign is waterproof, dustproof and UV protected, perfect for outdoor use. Pearlescent paint on the surface, even at night, passing cars will see this warning sign and avoid the grass area. Easy To Install: 4 pre-drilled 3/20" holes for easy hanging with screws, tie-wraps, or nails. The thickness of 40mil is strong enough let the grass sign will not be easily bent and damaged. Say Your Keep Off Grass Message: We know how frustrating it will be to have your beautiful well-kept lawn used as a bathroom for dogs. You can try this Keep Off The Grass sign to give a message clear. Whether neighbors go for a walk, cars passing or people walk their dogs, this sign will give a friendly message notification for them.