Accuform Signs® "DANGER DO NOT ENTER" Black/Red/White Do Not Enter and No Admittance Safety Sign measuring 7 X 10 inch is made of 50% post consumer recycled plastic and has printed image on 0.055 inch thick high-density polyethylene with UV-inhibitors. Sign is perfect for 14 X 20 inch or smaller signs unless it is mounted on a wall or rigid surfaces. Image is printed using environmentally sensitive digital print technologies and inks. Sign featuring 3/16 inch mounting holes as well as rounded corners is ideal for indoor and short-term outdoor applications. Semi flexible sign with non-glare finish has good impact resistance and is designed to identify areas that are to have no access granted to them.