Reserved For Senior Citizens Parking Signs - 12x18 Our Parking Signs constructed of rust-free, heavy gauge (.063), durable aluminum Our Parking Signs made with 3M Engineer Grade Reflective sheeting and 3M inks Our Parking Signs rated by 3M for at least 7 years no-fade service Our Parking Signs have pre-drilled holes drilled at top and bottom center for easy mounting Our Parking Signs are manufactured in the US to Federal MUTCD sign standards