SmartSign Aluminum Sign, Legend "No Trespassing - Beware Of Dogs" with Graphic, 18" high x 12" wide, Black/Red on White Heavy-duty aluminum rectangle no trespassing sign Sign lasts 10 plus years outdoor life Great water and chemical resistance Typical maximum temperature 168 degree F Mounts with screws or clips 100% rustproof aluminum Laminated for superior outdoor durability, chemical, abrasion and UV-resistance Signs can be mounted with screws or nails 10+ years of outdoor life 23&#034; Fence Bracket Attachment Hardware Kit for 24&#034; signs 17&#034; Fence Bracket Attachment Hardware Kit for 18&#034; signs Chain-link Fence Clips for signs 5&#034; to 72&#034; wide