Private Property Keep Out Trespassers Prosecuted Sign - 18x18 Our Private Road Signs are constructed of rust-free, heavy gauge (.063), durable aluminum We make our Private Property Signs with 3M Prismatic Reflective sheeting and 3M inks Our Private Property Signs are rated by 3M for at least 7 years no-fade service Our Private Property Signs have holes drilled at top and bottom center for easy mounting